CHAPTER 1-12 DISCOVERING COMPUTERS VOCAB
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Which of the following is a collection of data organized in a manner that allows access, retrieval, and use of that data?
answer
Database
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Why is a fragmented disk slower than one that is defragmented?
answer
A fragmented disk has many files stored in noncontiguous sectors.
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Which of the following adjusts the difference in appearance between light and dark areas of a photo?
answer
contrast
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What kind of software assists in the preparation of a will, for example?
answer
legal
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Which of the following (with examples such as Cambria and Calibri shown in the accompanying figure) is a name assigned to a specific design of characters?
answer
font
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Which of the following types of software do engineers, architects and scientists use to create designs?
answer
computer-aided design software (CAD)
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A single point as shown in the accompanying figure is about what fraction of an inch in height?
answer
1/72
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What kind of software provides the capabilities of adjusting or enhancing image colors, adding special effects such as shadows and glows, and the like?
answer
image editing
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Designers and graphic artists can print finished publications on a color printer, take them to a professional printer, or post them on the web in a format that can be viewed by those without what kind of software?
answer
DTP
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You recently lost some files that were important to you so you have resolved to back up the contents of your hard disk on a series of rewritable DVDs. What kind of software will you use to do this?
answer
disc burning
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Which of the following kinds of programs displays an online advertisement in a banner or pop-up window on webpages, email, or other Internet service?
answer
adware
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In the event a backup file is used, which kind of program reverses the process and returns backed up files to their original form?
answer
restore
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Which kind of program attempts to locate a file on your computer or mobile device based on criteria you specify?
answer
search tool
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Which of the following are valid steps toward virus protection?
answer
purchase a reputable antivirus program, update antivirus definitions regularly
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A program has been placed on your smartphone without your knowledge and it is collecting personal information about you. What kind of application is this?
answer
spyware
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Which of the following is a collection of individual programs sold as a unit?
answer
software suite
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Which of the following are uses for application software?
answer
to make users more productive
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Which of the following is a scam in which a perpetrator sends an official looking e-mail that attempts to obtain a user's personal and financial information?
answer
phishing
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In a spreadsheet program, how is data organized?
answer
in rows and columns collectively called a worksheet
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As you edit some photos from your summer vacation, you decide to shrink one of your favorite photos to produce a wallet size. Which tool will you use for this?
answer
resize
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You are working for a book publisher and devising the height of the pages that will be required to print a given book. The text for the book is about 10 points. What will be the approximate height of each character in the book?
answer
one-sixth of an inch
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Your new calendar application allows you to make sure that your mobile device and your corporation's server both have the latest version of any updated information. What is the term for this capability?
answer
synchronization
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You are using a tool on your computer to organize a variety of files in folders. What is the term for this kind of tool?
answer
file manager
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Which of the following kinds of software enables users to enter typed text, handwritten comments, drawings, or sketches anywhere on a page and then save the page as part of a notebook?
answer
note taking
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An engineer who needs to manage new product development might use what type of software?
answer
project management software
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Which category of applications allows you to locate a nearby restaurant or check the weather forecast?
answer
lifestyle
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Which of the following kinds of malware is a malicious mobile app that uses a variety of fraudulent schemes to charge unsuspecting users for premium messaging services?
answer
toll fraud
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When a word processing program user formats a document, what does the user change?
answer
the document's appearance
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What kind of software allows users to combine text, graphics, audio, video, and animation into an interactive application?
answer
multimedia authoring
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During the infection stage, what three actions does a computer virus typically perform?
answer
replicate itself, conceal itself, activate when a condition or event occurs
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Which of the following statements is not a safeguard against the failure of hardware?
answer
device-tracking apps
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What is another name for public key encryption?
answer
asymmetric key encryption
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Which of the following refers to unique and original works such as ideas, inventions, writings, art, processes, company and product names, and logos?
answer
IP
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Into which of the following kinds of ports do external fingerprint readers plug?
answer
USB
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Which term is used to describe software used by cybercriminals?
answer
crimeware
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Which of the following can transmit germs?
answer
hand geometry systems
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The term, PIN, is an acronym for which of the following?
answer
personal identification number
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Which of the following statements is not true about biometric devices?
answer
Biometric devices are an unreliable method of identification and notification.
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Which of the following terms is used to describe a scam in which a website includes a button, image or link that contains a malicious program?
answer
clickjacking
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Which of the following does a new federal laboratory use in its high security areas?
answer
iris recognition system
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Which of the following copies all of the files in a computer?
answer
full backup
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Which of the following categories are the rights to which creators are entitled for their work?
answer
intellectual property
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Which of the following terms refers to someone who uses the Internet or network to destroy or damage computers for political reasons?
answer
cyberterrorist
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To read encrypted data, the recipient must decipher it into a readable form. What is the term for this process?
answer
decryption
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In order to safeguard your personal information, which of the following is recommended?
answer
Clear your history file when you are finished browsing.
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Which of the following kinds of certificate is a notice that guarantees a user or website is legitimate?
answer
digital
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Which of the following provides the mobile user with a secure connection to the company network server?
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VPN
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A perpetrator is using a botnet. Which of the following is the least likely use of his botnet?
answer
authoring ActiveX scripts
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Which of the following refers to a technique intruders use to make their network or Internet transmission appear legitimate to a victim computer or network?
answer
spoofing
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In your encryption algorithm, you removed every third letter. Which algorithm did you use?
answer
compaction
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You have encountered a technology that is effective in blocking computer-generated attempts to access a website because it is generally easy for humans to recognize distorted characters. What is this technology?
answer
CAPTCHA
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Which of the following is any event or action that could cause a loss of or damage to computer hardware, software, data, information, or processing capability?
answer
digital security risk
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Many websites, like that in the accompanying figure, require a user to enter a private combination of characters associated with a user name that allows access to certain computer resources. What is the term for this combination of characters?
answer
password
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Which of the following is a federally funded Internet security research and development center?
answer
CERT/CC
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Internet advertising firms often use which of the following to collect information about users web browsing habits?
answer
spyware
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Which of the following terms is used to describe an encrypted code that a person, website, or organization uses to verify the identity of the message sender?
answer
a digital signature
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When a waiter at a restaurant steals credit card numbers to make fraudulent purchases, this is called _____________.
answer
information theft
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Which of the following involves the use of computers to observe, record, and review an employee's use of a computer, including communications such as email messages, keyboarding activity, and websites visited?
answer
employee monitoring
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Which of the following is an authorized person or company that issues and verifies digital certificates?
answer
certificate authority
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The term, zombie, is _____________.
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a computer or device whose owner is unaware that the computer or device is being controlled remotely by an outsider
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Your manager has asked you to shift usage and consumption of technology resources from a local environment managed by in-house IT staff to the Internet. What kind of computing will allow you to accomplish her goal?
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cloud
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What is the term for an ultrathin laptop (like the one shown in the accompanying figure) that uses the Windows operating system?
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ultrabook
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Which of the following cameras is a high-end digital camera that has interchangeable lenses and uses a mirror to display on its screen an exact replica of the image to be photographed?
answer
SLR
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You are going to make a decision about a server purchase based on whether it is a rack server, a blade server, or a tower server. On which of the following are you basing your decision?
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form factor
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Which kind of keyboard projects an image of a keyboard on a flat surface?
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virtual
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Which of the following is a network of several servers, like those in the accompanying figure, together in a single location?
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server farm
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Which of the following kinds of computing refers to an environment of servers that house and provide access to resources users access through the Internet?
answer
cloud
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Which of the following protects against electrical power variations?
answer
surge protector
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The video clips that users of video message services send are typically how long?
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30 seconds
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You want to connect your mobile device to a speaker. Which of the following is a way to do so?
answer
via a port
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Your Bluetooth headset is waiting for another Bluetooth device to locate its signal. What is this mode known as?
answer
discoverable mode
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Which of the following terms would you be looking for if you want to make a purchase of a variety of software at the same time that you purchase your new desktop?
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bundle
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You have a new e-book reader and you are expecting to be away on a long hike with it. How many hours of reading can you get from it before needing to recharge it?
answer
75
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You are looking for a computer to provide a central location for online game play. What kind of computer do you need?
answer
server
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Which of the following is not true of the thin client on your desk at your office?
answer
It has extensive capabilities.
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What is the technology featured in the trend known as the Internet of Things?
answer
embedded computers
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Which of the following is a special-purpose computer that functions as a component in a larger product?
answer
embedded computer
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Which of the following do most major corporations use for business activities like billing millions of customers, preparing payroll for thousands of employees, and managing millions of items in inventory?
answer
mainframes
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Which of the following is NOT a type of kiosk?
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media
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What is the term for the picture/video message service available on smartphones and other mobile devices?
answer
MMS
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Which of the following is an example of an operating system?
answer
Windows
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A type of computer usually has thousands of users. Which of the following is most likely to be the type of computer?
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supercomputer
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Which of the following is an alternative to the use of your finger to enter data on a tablet like the one shown in the accompanying figure?
answer
stylus
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At your local supermarket there is a kiosk that allows you to rent your favorite movie on DVD. Of which of the following is this an example?
answer
vending kiosk
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Your server room has ample floor space. Which of the following are you most likely to choose as a result?
answer
tower server
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You need to set up a computer to store and deliver email messages for your small business. Which of the following are you most likely to use?
answer
mail server
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You are looking for a general-purpose port to connect two devices together. Which of the following is your best bet?
answer
Thunderbolt
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Which of the following are you most likely to find on your next trip to an amusement park?
answer
ticket kiosk
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Which of the following is NOT a likely complaint of someone who spends his or her workday using the computer?
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high blood pressure
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It is estimated by one publisher that, on average, libraries replace a print book after how many checkouts?
answer
26
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To what does the term, blogosphere, refer?
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the worldwide collection of blogs
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Who is the creator of the World Wide Web?
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Tim Berners-Lee
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What is the name for a small device that connects to a computer?
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dongle
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Which of the following is true of VoIP?
answer
Skype is an example of VoIP software.
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Which of the following is a computer that allows users to upload and/or download files using FTP?
answer
FTP server
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Which of the following is a group of email names and addresses used for mass distribution of a message?
answer
email list
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You are looking for a browser that will run on your computer, which uses the Linux operating system. Which of the following is an option for you?
answer
Firefox
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Which of the following is a collection of related webpages and associated items, such as documents and pictures, stored on a web server?
answer
website
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When a radio station broadcasts a live sporting event over the Web, what technology are they using?
answer
streaming
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If your cousin wanted to view information from the World Wide Web, what application software would you tell her to be sure she has on her computer?
answer
browser
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Which of the following allows users to have multiple home pages that automatically open when the browser starts?
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tabbed browsing
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Which of the following is NOT true of a Wi-Fi network?
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A Wi-Fi's Internet service can be dial-up access.
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Which of the following defines FTP sites at which anyone can transfer some, if not all, available files?
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anonymous
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You are going to form a partnership with an organization that sells domain names. What kind of organization is your partner?
answer
registrar
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As shown in the accompanying figure, which of the following is a real-time typed conversation that takes place on a computer?
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chat
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Which of the following terms refers to any application that combines text with graphics, animation, audio, video, and/or virtual reality?
answer
multimedia
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A Uniform Resource Locator is the same as which of the following?
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Web address
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What is the descriptor for a filter that warns or blocks you from potentially fraudulent or suspicious websites?
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phishing
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What is the World Wide Web?
answer
a worldwide collection of electronic documents
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If your cousin wanted to view information from the World Wide Web, what application software would you tell her to be sure she has on her computer?
answer
browser
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Which of the following allows users to have multiple home pages that automatically open when the browser starts?
answer
tabbed browsing
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Which of the following is NOT true of a Wi-Fi network?
answer
A Wi-Fi's Internet service can be dial-up access.
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Which of the following defines FTP sites at which anyone can transfer some, if not all, available files?
answer
anonymous
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You are going to form a partnership with an organization that sells domain names. What kind of organization is your partner?
answer
registrar
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As shown in the accompanying figure, which of the following is a real-time typed conversation that takes place on a computer?
answer
chat
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Which of the following terms refers to any application that combines text with graphics, animation, audio, video, and/or virtual reality?
answer
multimedia
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A Uniform Resource Locator is the same as which of the following?
answer
Web address
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What is the descriptor for a filter that warns or blocks you from potentially fraudulent or suspicious websites?
answer
phishing
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What is the World Wide Web?
answer
a worldwide collection of electronic documents
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The major carriers of Internet network traffic are known collectively by what term?
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Internet backbone
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You are looking for the basic storage unit on a mobile device. Which of the following represents a single character?
answer
byte
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What is the approximate data usage for sending and receiving 100 messages with no attachments?
answer
3-6 MB
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Which of the following best describes e-commerce?
answer
a business transaction that occurs over an electronic network such as the Internet
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You want to make it possible for your smartphone to share its Internet access wirelessly with your friend's device. Which of the following will you use?
answer
tethering
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Which of the following is a business that provides individuals and companies access to the Internet for free or for a fee?
answer
access provider
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What is the difference between a wiki and a blog?
answer
Users can modify posts in a wiki but they cannot modify posts made by a blogger.
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To find a webpage, the user of a search engine would simply enter a word or phrase in the resource's text box. What is the term for that phrase?
answer
search text
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Which of the following is equal to approximately one million characters?
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megabyte
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Which of the following identifies broadband Internet connections?
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DSL, Wi-Fi, fixed wireless
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Which of the following are criteria for evaluating a website's content?
answer
objectivity and currency
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In which of the following mouse operations do you move the mouse until the pointer is positioned on the item of choice?
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point
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Which of the following gestures would you use if you want to scroll on your new tablet?
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swipe
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What involves reducing the electricity consumed and environmental waste generated when using a computer?
answer
Green computing
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The Internet is a worldwide network. What is the World Wide Web?
answer
It is a service on the Internet.
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Who is Microsoft's founder?
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Bill Gates
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What consist(s) of a series of related instructions that tells the computer what tasks to perform and how to perform them?
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Software
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If a tablet has no keyboard, how do you type on it?
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You use an on-screen keyboard.
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Which kind of user requires the capabilities of a powerful computer?
answer
power
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Most computers and many mobile devices, such as smartphones and portable media players, can connect to which kind of network?
answer
Wi-Fi
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In which gesture do you move two fingers together?
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pinch
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Which of the following is the term for known specific patterns of viruses?
answer
virus signatures
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Which of the following kinds of software is NOT usually included by an installed operating system?
answer
spreadsheet
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You do not want to store your data locally on your hard disk. You would rather store it using an Internet service. What is this kind of storage known as?
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cloud storage
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Which of the following is NOT an operating system used by today's computers and mobile devices?
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DOS
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Word processing software, spreadsheet software, database software, and presentation software are examples of what category of computer software?
answer
Application software
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If a computer adds together a list of numbers, what term identifies these numbers?
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Data
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Which of the following is NOT an example of malware?
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vaporware
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Which of the following style of tablet does not contain a physical keyboard?
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slate
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Which of the following mouse operations would you use if you want to draw a picture?
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drag
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In which gesture do you quickly touch and release one finger one time?
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tap
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How often should you change your password?
answer
every three months
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Which of the following gestures would you use if you want to get immediate access to allowable actions on your new tablet?
answer
press and hold
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Which of the following is an electronic device, operating under the control of instructions stored in its own memory, that can accept data, process the data according to specified rules, produce results, and store the results for future use?
answer
computer
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Which of the following is NOT a type of message you can send with a smartphone?
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media message
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Which of the following is true about a computer?
answer
Its electronic components process data using instructions.
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Which of the following is an electronic version of a printed book, readable on computers and other digital devices?
answer
e-book
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Which of the following works in a manner similar to a copy machine?
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scanner
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How do you determine which type of computer — tablet, laptop, or desktop — is best?
answer
It depends on your needs.
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For which of the following is the spelling, disk, used?
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magnetic media
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Which of the following conveys meaning and is useful to users?
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Information
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transistor
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Which of the following is contained on an integrated circuit and can act as an electronic switch that opens or closes the circuit for electrical charges?
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Storage as a Service
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Your business is looking to rely on cloud computing services to provide system backup and the archiving of earlier versions of files, for example. What is the term for this?
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Plug and Play
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Which of the following means the computer automatically can configure cards like the one in the accompanying figure and other peripherals as users install them?
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RAM
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Which of the following is the most common type of volatile memory?
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memory
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The accompanying figure shows which of the following kinds of modules, which are small circuit boards where RAM chips usually reside, being inserted into the motherboard?
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slate
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Which kind of tablet typically does not include a physical keyboard and puts the case behind the display?
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firmware
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Which of the following is a kind of ROM chip that contains permanently written data, instructions, or information that is recorded when the chip is manufactured?
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firmware
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Which of the following identifies ROM chips that contain permanently written data, instructions, or information?
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Intel and AMD
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Which of the following are the two leading manufacturers of personal computer processor chips?
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Most chips are no bigger than one-half-inch square.
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In your engineering class, you are required to calculate the approximate size of a series of chips. Which of the following is true?
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mashup
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Which of the following is an application that incorporates data from multiple providers into a new application?
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advanced transfer cache
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Which component allows processors to perform at faster rates than those processors that do not have this component?
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Each processor core on the multi-core processor runs at a faster speed than a single-core processor.
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Which of the following is NOT true of the new multi-core processor you have just purchased?
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system unit
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Which of the following is a case on a desktop that contains and protects the item shown in the accompanying figure and other electronic components?
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64-bit bus
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What is the term for an electrical channel within the circuitry of a computer than can transfer 8 bytes of data at a time?
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L2 cache
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Current processors include advanced transfer cache, a type of cache built directly on a processor chip. Which type of cache is this?
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CPU, processor, central processing unit
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What are three names for the electronic component that interprets and carries out the basic instructions that operate a computer?
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terabyte (TB)
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Computer memory and computer storage are available in varying sizes. Which of the following is the largest amount of memory or storage?
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adapter
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As shown in the accompanying figure, which of the following kinds of card is a circuit board that enhances functions of a component of the system unit and/or provides connections to peripherals?
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Flash memory
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Which of the following is a type of nonvolatile memory that can be erased electronically and rewritten?
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chassis
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Which of the following is another term for the system unit?
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It identifies the location of a byte in memory.
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What is the role of an address when used in the context of computer memory?
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computer chip
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Which of the following is a small piece of semiconducting material, usually silicon, on which integrated circuits are etched?
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graphics
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Which of the following cards converts computer output into a video signal that travels through a cable to the monitor, which displays an image on the screen?
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at least three
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How many fans are typically in a desktop case?
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flash memory
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With the cover off the system unit of a lab computer, your instructor pointed out a type of nonvolatile memory that can be erased electronically and rewritten. What did your instructor call this memory?
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memory
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Which of the following consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processed data (information)?
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storing the location from where an instruction was fetched
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Which of the following is a register function?
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buses
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Within the circuitry of a computer, each channel along which bits transfer allows the various devices both inside and attached to the system unit to communicate with each other. What are these channels, shown in the accompanying figure, called?
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256
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When 8 bits are grouped together as a unit, how many individual characters can these 8 bits represent?
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Contrast ratio
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Which of the following describes the difference in light intensity between the brightest white and the darkest black that can be displayed on an LCD monitor?
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a series of related instructions that tells a computer or mobile device the tasks to perform and how to perform them
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What is the definition of software?
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magstripe reader
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Which of the following reads the magnetic stripe on the back of credit cards, entertainment cards, bank cards, and other similar cards?
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force feedback
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Today's joysticks, wheels, gamepads, and motion-sensing game controllers include a technology that sends resistance to the device in response to actions of the user. What is this technology called?
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Douglas Engelbart
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Who created the mouse that is used on millions of computers today?
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OLED
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LCD monitors and LCD screens sometimes use a new type of technology to produce color, which produces a brighter display that is also easier to read. What is this new technology called?
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move a pointer on the screen, click buttons, select graphics
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Which of the following are tasks a pointing device can accomplish?
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routing bank checks
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Which of the following is NOT a use of RFID?
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ergonomics
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When your sister goes to work, what scientific discipline is used in the design of her workplace to incorporate comfort, efficiency, and safety for her?
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flatbed
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Which of the following kinds of scanners works in a manner similar to a copy machine except it creates a file of the document in memory instead of a paper copy?
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optical mouse, touch mouse
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Which of the following identify mouse types used with desktop computers?
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voice input
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What term refers to the process of entering input by speaking into a microphone?
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tactile
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Some input devices include a kind of output that provides the user with a physical response from the device. What kind of output is this?
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nonimpact
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Which kind of printer forms characters and graphics on a piece of paper without actually striking the paper?
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multi-touch
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Some touch screens recognize when you touch the screen with two fingers or two hands. If you are looking for a device on which you can do this, what type of touch screen should you search for?
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OMR
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Which of the following is a technology that reads hand-drawn marks such as small circles or rectangles?
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HDMI
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To display the highest quality images, an LCD monitor should plug in to which type of port?
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OMR
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If students in your class are taking a standardized test using a form with rectangles that they fill in with a pencil, what technology will be used to grade the test?
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PictBridge
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What is the technology called that enables you to print photos without a computer?
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Bluetooth
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A wireless keyboard is a battery-powered device that transmits data to the system unit using wireless technology. Which of the following wireless technologies commonly are used for this purpose?
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gesture
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What is the term for a motion you make on a touch screen with the tip of one or more fingers or your hand?
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The user is using an input device to enter input into the memory of the computer.
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When a user types data on a keyboard, what is occurring?
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bar code
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Which of the following is an identification code that consists of a set of vertical lines and spaces of different widths?
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OCR
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Most of these types of device include a small optical scanner for reading characters and sophisticated software to analyze what is read. What kind of device is this?
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UPC (Universal Product Code)
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Retail and grocery stores use which kind of bar code?
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webcam
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What kind of camera is found on a computer that allows you to be seen during a video telephone call?
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portrait
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What is the print option where the page is taller than it is wide?
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earbuds
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Which of the following are audio output devices that rest inside the ear canal?
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keyboard monitoring software
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Software that sees and possibly records everything that is typed on a keyboard raises the issue of privacy for the person doing the typing. What is this controversial software called?
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toner
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A printer, such as that shown in the accompanying figure, creates images using a laser beam and powdered ink. What is this ink called?
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read/write head
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Which of the following is the mechanism that reads and writes items in the drive as it barely touches the disk's recording surface?
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The computer locates operating system in storage and loads it into RAM.
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What happens when a computer or mobile device starts up?
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The physical material on which a computer keeps data, instructions, and information.
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What is storage media?
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incremental backup
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You are looking for a backup that copies only the files that have changes since the last full backup. Which of the following will you use?
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direct
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You want a storage medium that allows you to locate a particular data item immediately, without having to move consecutively through items stored in front of the desired data item or file. What kind of access will this storage medium use?
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SSDs have faster transfer rates.
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Which of the following is true of SSDs compared to traditional hard disks?
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Manufacturers write all items on the disc at one time.
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A standard CD-ROM is called a single-session disc. Why are they called single-session discs?
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eCloud
answer
Which of the following is NOT a cloud storage provider?
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controller
answer
Which of the following consists of a special-purpose chip and electronic circuits that govern the transfer of data, instructions, and information from a drive to and from the system bus and other components in the computer?
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serial
answer
Which of the following kinds of interfaces sends data one bit at a time?
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DVD-ROM
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Which of the following is a high-capacity optical disc on which users can read but not write or erase?
question
transfer rate
answer
What is being measured using KBps, MBps, and GBps?
question
Sarbanes-Oxley Act
answer
Which of the following provides a myriad of financial reporting requirements and guidelines for public companies?
question
Hold the disc by its edges.
answer
Which of the following is a good practice to follow to avoid scratching or damaging a disc like the one in the accompanying figure?
question
A hard disk that is mounted inside the system unit is sometimes called a permadisk.
answer
Which of the following statements is not true about hard drives?
question
milliseconds
answer
Storage devices access items in which of the following units of time?
question
formatting
answer
Before any data can be read from or written on a hard disk, what must happen to the disk?
question
they can be read without a reader
answer
The use of microfilm and microfiche provides all of the following advantages EXCEPT ____.
question
burning
answer
Which of the following refers to the process of writing on an optical disc?
question
make enterprises provide data center functions
answer
Users subscribe to a cloud storage service, like the kind advertised in the accompanying figure, to do all of the following EXCEPT to ____.
question
tape
answer
Which of the following does NOT use direct access?
question
the interface between the hard disk and the system bus
answer
What does a controller control?
question
Moisten a nonabrasive cloth with warm water and ammonia to clean the disc.
answer
Which of the following is NOT true about caring for optical discs?
question
flash memory
answer
Which of the following kinds of storage is NOT used by NAS and SAN solutions?
question
continuous
answer
Which of the following is a type of backup you can only perform at your large enterprise?
question
in a single track that spirals from the center of the disc to the edge of the disc
answer
How do discs, like the one in the accompanying figure, commonly store items?
question
mirroring
answer
What is the simplest RAID storage design?
question
Writing is the process of transferring items from storage media to memory.
answer
Which of the following is NOT true about storage media and devices?
question
hard
answer
The inflexible, circular platters on which kind of disks use magnetic particles to store data, instructions, and information?
question
striping
answer
Which RAID level technique splits data, instructions, and information across multiple disks in the array?
question
operating system
answer
Which of the following is a set of programs containing instructions that coordinate all the activities among computer hardware resources?
question
saves any open documents and programs to a hard drive before removing power from the computer or device
answer
What does the hibernate mode option do?
question
warm boot
answer
You want to clear the memory on your mobile device. Which of the following is sufficient?
question
providing touch screen technology
answer
Which of the following is least likely to be a capability of the new server operating system your firm has developed?
question
providing decryption
answer
Which of the following is least likely to be the reason for an automatic update?
question
distributions
answer
What is the term for the variety of forms in which Linux is available?
question
Client computers cannot function unless they are connected to the network because they cannot access an operating system.
answer
Which of the following statements is not true about operating systems designed to work with a server on a network?
question
paging
answer
What is the term for the process of swapping items between memory and storage?
question
Devices on a computer can share drivers.
answer
Which of the following statements is not true about device drivers?
question
tiles
answer
Which of the following are shortcuts to an app or other content in Windows?
question
multitasking
answer
What type of operating system allows two or more programs or apps to reside in memory at the same time?
question
to manage new Internet connectivity issues
answer
The company for which you work has just released an updated device driver version. Which of the following is least likely to be the reason for the release?
question
to optimize the use of RAM
answer
What is the purpose of memory management?
question
proprietary
answer
A piece of software you use is privately owned and limited to a specific vendor. What is the term for this kind of software?
question
a bug
answer
What is an error in a program called?
question
Internet Explorer
answer
What browser is included with Windows?
question
NUI
answer
You are designing software that will allow users to interact with it through ordinary, intuitive behavior. Which of the following are you using?
question
Most computers today use a command-line interface.
answer
Which of the following statements is not true about user interfaces?
question
an operating system
answer
What program is used to start and shut down a computer or mobile device, provide a user interface, manage programs and memory, and provide file management, among other functions?
question
natural user interfacing
answer
With which of the following are users who shut down their computer or mobile device regularly least likely to be concerned?
question
virtual
answer
In this kind of memory, the operating system allocates a portion of a storage medium, usually the hard disk or a USB flash drive, to function as additional RAM. What kind of memory is this?
question
Windows Server
answer
You are looking for a product developed by Microsoft to enable your organization to manage applications and websites either onsite or on the cloud. Which product will you use?
question
RTOS
answer
You have been developing an embedded operating system for a new product at your company, but a colleague of yours has been referring to it by another name. What is that name?
question
DSL
answer
Which of the following is NOT a wireless Internet connection?
question
upward compatible
answer
An application you own will run on a new version of your operating system. What is the term for this kind of application?
question
Search
answer
Which file and disk management tool attempts to locate a file on your computer or mobile device based on specified criteria?
question
platform
answer
What is another term for the operating system a computer uses?
question
iOS
answer
Which of the following is a proprietary mobile operating system specifically made for Apple's mobile devices?
question
RAM
answer
Which of the following consists of one or more chips on the motherboard that hold items such as data and instructions while the processor interprets and executes them?
question
the same on multiple operating systems
answer
A cross-platform application is one that runs in what way?
question
no central computer or device on the network should control when data can be transmitted
answer
Which of the following statements best describes the Ethernet network standard?
question
network standard
answer
Which of the following defines guidelines that specify the way computers access the medium to which they are attached, the type(s) of medium used, the speeds used on different types of networks, and the type(s) of physical cable and/or the wireless technology used?
question
RFID
answer
Which of the following technologies is the new tollbooth on the local highway most likely to use?
question
UWB
answer
Which of the following is not a technology used by hot spots?
question
communications channel
answer
Which of the following is a transmission media on which data, instructions, or information travel?
question
broadcast radio
answer
Which of the following is a wireless transmission medium that distributes radio signals through the air over long distances?
question
The network uses radio signals to communicate with a tag placed in or attached to an object, animal, or person.
answer
Which statement best describes how the RFID standard works?
question
4G
answer
You want to use the UMB cellular transmission standard on your new mobile phone. Which standard will you use?
question
network interface card
answer
Which of the following has a port to which a cable connects in order to coordinate the transmission and receipt of data, instructions, and information to and from the computer or device containing it?
question
home network
answer
Many home users are connecting multiple computers and devices together into a system. What is the name for this system?
question
NIC
answer
Which of the following can be avoided if a computer or mobile device has a motherboard that integrates networking capability?
question
Robert Metcalfe
answer
Who invented the Ethernet?
question
NIC
answer
Which of the following enables a computer or device that does not have built-in networking capability to access a network?
question
broadband
answer
Which of the following kinds of modems is a modem that sends and receives digital data over and information to and from a digital line?
question
dial-up
answer
Which of the following is not an example of a dedicated line?
question
24 Mbps
answer
What is the maximum transfer transmission rate for Bluetooth?
question
latency
answer
What term is used to describe the time it takes a signal to travel from one location to another on a network?
question
fixed wireless
answer
Microwave transmission involves sending signals from one microwave station to another. What is this often called?
question
star network
answer
You run a large network in which it is important to keep a duplicate of the central devices in case the primary one fails. What category of network topology does this network use?
question
peer-to-peer network
answer
Which of the following is a simple, inexpensive network that typically connects fewer than 10 computers?
question
bandwidth
answer
The amount of data, instructions, and information that can travel over a communications channel sometimes is called which of the following?
question
noise
answer
Which of the following terms is an electrical disturbance that can degrade communications?
question
NFC
answer
Which of the following technologies is your new mobile phone payment device most likely to use?
question
electronic funds transfer
answer
What does EFT stand for?
question
fixed wireless
answer
Which of the following is not an application of communications satellite technology?
question
Email, FTP, and VoIP are examples of system software for communications.
answer
Which of the following is not true of communications software?
question
LAN
answer
Your school computer library has a network that connects computers and devices within a few small rooms. What type of network does it likely use?
question
microwave station
answer
Which of the following is an earth-based reflective dish that contains the antenna, transceivers, and other equipment necessary for microwave communications?
question
ATM
answer
You are a technology expert and you have been asked to predict which technology will become the Internet standard for data transmission, replacing T3 lines. Which of the following are you most likely to predict?
question
wireless access point
answer
Which of the following is a central communications device that allows computers and devices to transfer data wirelessly among themselves or to transfer data wirelessly to a wired network?
question
column
answer
A user of a database such as that pictured in the accompanying figure refers to a field as what?
question
log
answer
Complex DBMSs maintain a listing of activities that modify the contents of a database. What is this listing called?
question
front end
answer
Which of the following is a program with which users interact that generally has a more user-friendly interface than a DBMS?
question
file maintenance
answer
Which of the following refers to the procedures that keep data current?
question
Applications best suited for relational databases are those whose data can be organized into a three-dimensional table.
answer
Which of the following statements is not true about relational databases?
question
relational
answer
Which of the following is a database that stores data in tables that consist of rows and columns?
question
continuous
answer
Which of the following kinds of backup are used by organizations such as hospitals, communications companies, and financial institutions?
question
Oracle
answer
What company did Larry Ellison help found?
question
data integrity
answer
To what does the term GIGO refer?
question
QBE
answer
Most DBMSs include a feature, as shown in the middle image within the accompanying figure, which has a graphical user interface to assist users with retrieving data. What is this feature called?
question
data mart
answer
Which of the following contains a database that helps a group or department make decisions?
question
relation
answer
The developer of a relational database refers to a file as which of the following?
question
relationship
answer
In a database such as that pictured in the accompanying figure, which of the following is a connection within the data?
question
object
answer
Which of the following is an item that contains data, as well as the actions that read or process the data?
question
SQL
answer
As shown in the accompanying figure, which of the following is a query language that allows users to manage, update, and retrieve data?
question
data dictionary
answer
A DBMS uses which of the following to perform validation checks?
question
query
answer
Which of the following languages consists of simple, English-like statements that allow users to specify the data to display, print, or store?
question
front end
answer
Which of the following kinds of programs interacts with a DBMS, which in turn interacts with the database?
question
A disadvantage to the database approach is isolated data.
answer
Which of the following statements is NOT true about the database approach?
question
a backup
answer
Your database was damaged due to hardware failure. What can you use to restore it?
question
normalization
answer
Which of the following is a process designed to ensure the data within the relations (tables) contains the least amount of duplication?
question
relational
answer
Most of this kind of database products for servers and mainframes include SQL, an example of which is shown in the accompanying figure. What kind of database product is this?
question
table
answer
Which term does a user of a relational database use to refer to a file?
question
expensive
answer
Which of the following is not one of the qualities associated with identifying the value of information?
question
front end
answer
What is a more user-friendly interface some users use instead of interacting directly with a DBMS?
question
form
answer
Which of the following is a window on the screen that provides areas for entering or changing data in a database?
question
a column
answer
In a database such as that pictured in the accompanying figure, users can set up a relationship between tables at any time, but the tables must have which of the following in common?
question
data warehouse
answer
Which of the following is a huge database that stores and manages the data required to analyze historical and current transactions?
question
repository
answer
What is another term for data dictionary?
question
Each department has its own files, so the same data might be stored in multiple files.
answer
What is data redundancy?
question
column
answer
A user of a database such as that pictured in the accompanying figure refers to a field as what?
question
log
answer
Complex DBMSs maintain a listing of activities that modify the contents of a database. What is this listing called?
question
front end
answer
Which of the following is a program with which users interact that generally has a more user-friendly interface than a DBMS?
question
file maintenance
answer
Which of the following refers to the procedures that keep data current?
question
Applications best suited for relational databases are those whose data can be organized into a three-dimensional table.
answer
Which of the following statements is not true about relational databases?
question
relational
answer
Which of the following is a database that stores data in tables that consist of rows and columns?
question
continuous
answer
Which of the following kinds of backup are used by organizations such as hospitals, communications companies, and financial institutions?
question
Oracle
answer
What company did Larry Ellison help found?
question
data integrity
answer
To what does the term GIGO refer?
question
QBE
answer
Most DBMSs include a feature, as shown in the middle image within the accompanying figure, which has a graphical user interface to assist users with retrieving data. What is this feature called?
question
data mart
answer
Which of the following contains a database that helps a group or department make decisions?
question
relation
answer
The developer of a relational database refers to a file as which of the following?
question
relationship
answer
In a database such as that pictured in the accompanying figure, which of the following is a connection within the data?
question
object
answer
Which of the following is an item that contains data, as well as the actions that read or process the data?
question
SQL
answer
As shown in the accompanying figure, which of the following is a query language that allows users to manage, update, and retrieve data?
question
data dictionary
answer
A DBMS uses which of the following to perform validation checks?
question
query
answer
Which of the following languages consists of simple, English-like statements that allow users to specify the data to display, print, or store?
question
front end
answer
Which of the following kinds of programs interacts with a DBMS, which in turn interacts with the database?
question
A disadvantage to the database approach is isolated data.
answer
Which of the following statements is NOT true about the database approach?
question
a backup
answer
Your database was damaged due to hardware failure. What can you use to restore it?
question
normalization
answer
Which of the following is a process designed to ensure the data within the relations (tables) contains the least amount of duplication?
question
relational
answer
Most of this kind of database products for servers and mainframes include SQL, an example of which is shown in the accompanying figure. What kind of database product is this?
question
table
answer
Which term does a user of a relational database use to refer to a file?
question
expensive
answer
Which of the following is not one of the qualities associated with identifying the value of information?
question
front end
answer
What is a more user-friendly interface some users use instead of interacting directly with a DBMS?
question
form
answer
Which of the following is a window on the screen that provides areas for entering or changing data in a database?
question
a column
answer
In a database such as that pictured in the accompanying figure, users can set up a relationship between tables at any time, but the tables must have which of the following in common?
question
data warehouse
answer
Which of the following is a huge database that stores and manages the data required to analyze historical and current transactions?
question
repository
answer
What is another term for data dictionary?
question
Each department has its own files, so the same data might be stored in multiple files.
answer
What is data redundancy?
question
a document in which a vendor selects products and quotes prices
answer
What is an RFP?
question
if users are involved in system development, they are more likely to use and accept the new system
answer
What is the theory behind user buy-in?
question
verifies that an application works with other applications
answer
Which of the following is true of an integration test?
question
implementation
answer
During which phase in the SDLC is the system installed and tested?
question
direct conversion
answer
With this kind of conversion, a user stops using the old system and begins using the new system on a certain date. What is this kind of conversion?
question
outsourcing
answer
Companies can develop software in-house using their own IT personnel or they can have an outside source develop it for them. What is the term for the latter option?
question
computer security plan
answer
Which of the following summarizes in writing all the safeguards that are in place to protect an organization's information assets?
question
request for proposal (RFP)
answer
With which of the following does the vendor select the product(s) that meets specified requirements and then quotes the prices?
question
IT consultant
answer
Which of the following is a professional who is hired based on expertise in a specialized area of computers, including service and advice?
question
logical design
answer
What is another term for detailed analysis?
question
a collection of hardware, software, data, people, and procedures that work together to produce quality information
answer
Which of the following describes an information system?
question
OOP languages do not work well in a RAD environment.
answer
Which of the following is NOT true about object-oriented programming (OOP) languages?
question
to specify how a webpage is displayed when viewed on the web
answer
In HTML, how is a tag used?
question
direct conversion
answer
The disadvantage of this kind of conversion is that it is extremely risky and can disrupt operations seriously if the new system does not work correctly the first time. Which kind of conversion is this?
question
a company that purchases products from manufacturers and resells them to the public, also offering additional services with the product
answer
What is a VAR?
question
planning, analysis, design, implementation, support and security
answer
In sequence, traditional system development contains five phases. What are they?
question
detailed design
answer
During which of the following phases does a systems analyst carefully design every menu, screen, and report specified in the requirement?
question
When it finds errors, it displays feedback immediately.
answer
Which of the following is an advantage of an interpreter?
question
implementation
answer
In this phase, system developers perform four major activities: (1) develop programs and apps, (2) install and test the new system, (3) train users, and (4) convert to the new system. What is this phase?
question
PERT
answer
Which of the following is a chart type, also called a network diagram, that is best suited for scheduling large, complex projects?
question
repeat tasks intermittently
answer
Which of the following general guidelines should system development NOT follow?
question
design
answer
Which of the following phases consists of two major activities: (1) if necessary, acquire hardware and software and (2) develop all of the details of the new or modified information system?
question
request for quotation (RFQ)
answer
Which of the following identifies the product(s) a systems analyst wants from a vendor?
question
tags
answer
HTML uses codes that specify links to other documents and indicate how a webpage is displayed when viewed on the web. What is the term for these codes?
question
CASE
answer
Which of the following kinds of products are software tools designed to support one or more activities of the system development cycle?
question
Sun Microsystems
answer
Which company developed the Java programming language?
question
the performance of hardware or software
answer
What does a benchmark test evaluate?
question
a real person, place, event, or transaction
answer
In an object-oriented programming language, what does an object represent?
question
CSO
answer
Companies today often have a person who is responsible for the physical security of an organization's property and people and also is in charge of the digital security of computing resources. What is the title of this person?
question
conduct a preliminary investigation
answer
Which of the following activities is NOT considered part of the planning phase?
