IST Practice Exam – Flashcards
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Which of the following gestures would you use if you want to display a bar that contains commands on an edge of the screen of your new tablet?
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Swipe
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Which of the following are the fastest, most powerful computers — and the most expensive?
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Supercomputers
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What term is used to describe the discovery, collection, and analysis of evidence found on computers and networks?
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Digital forensics
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Two types of cache are...
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memory cache and disk cache.
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About which of the following do privacy advocates worry can destroy a person's anonymity?
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RFID
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What is the goal of Internet2?
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Develop and test advanced Internet technologies.
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Which of the following languages consists of simple, English-like statements that allow users to specify the data to display, print, or store?
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query
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Which encryption algorithm inserts characters between existing characters?
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expansion
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You have a new web app and the host for it is going to provide storage for your data on their server. What is this called?
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Cloud storage
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A dial-up modem connected to a sending computer converts the computer's digital signals into analog signals.
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True
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What kind of file does Adobe Reader allow you to view?
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PDF
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Which of the following kinds of software is a sophisticated type of application software that assists a professional user in creating engineering, architectural, and scientific designs?
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CAD
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Which of the following is someone who demands payment in order to stop an attack on an organization's technology infrastructure?
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Cyberextortionists
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what kind of computer controls access to the hardware, software, and other resources on the network and provides a centralized storage area for programs, data, and information?
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Host
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Which statement is not a recognized guideline for designing a database?
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Create fields for every piece of data you might need, such as fields for Date and Age.
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Which of the following statements is not true about object-oriented databases (OODBs)?
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A voice mail system is an example of a groupware database.
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Which of the following is NOT an example of a common nonimpact printer?
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dot-matrix printer
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Which of the following technologies is your new remote control most likely to use?
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IrDA
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Which of the following conveys meaning and is useful to users?
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Information
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Which of the following does NOT use direct access?
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Tape
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Double Data Rate SDRAM (DDR SDRAM) chips are even faster than SDRAM chips because which of the following is true?
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They transfer data twice for each clock cycle.
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You need to purchase a new application on behalf of your company, one that will track product inventory and manage shipping status. Which kind of software will you buy?
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Distribution software
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Which of the following stores data in objects?
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OODB
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When you purchase a digital camera, what type of software often is included with the purchase?
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photo editing software
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DNS server is able to identify which of the following?
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an IP address based on a domain name
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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?
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Mainframes
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Which term does the developer of a relational database use to describe a file?
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relation
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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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Nonimpact
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A DVD-ROM uses all of the following to achieve a higher storage capacity than a CD-ROM EXCEPT ____.
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Making the disc single-session
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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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Controller
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What kind of mouse, like the ones shown in the accompanying figure, uses devices that emit and sense light to detect movement?
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Optical
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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?
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RAM
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What are the three categories of items stored in computer memory?
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operating system and other programs; applications; data being processed
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You are going to purchase a mass-produced computer from your local computer store. Which of the following is likely a component you can customize?
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Processor type
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Which of the following is NOT true about macros?
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Because they are used with application software, macros pose no risk to security.
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On desktops, platters most often have a size of approximately 3.5 inches in diameter. What is the size also referred to as?
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Form factor
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What are two elements found in an email address?
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user name and domain name
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You are looking for a term that can be used to refer collectively to hard disks and SSDs inside a computer. Which of the following can you use?
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internal hard drives
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Your business is looking to rely on cloud computing services to manage your company's hardware, for example. What is the term for this?
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infrastructure as a service
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What term refers to the amount of time it takes a storage device to locate an item on a storage medium?
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Access time
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You are looking for a term that can be used to refer globally to external hard disks and external SSDs. Which of the following can you use?
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External hard drives
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Which of the following originally was developed at NASA's Jet Propulsion Laboratory as a procedural scripting language similar to C and C++?
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Perl
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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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Computer chip
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The term back door, as it refers to computer crime, is _____________.
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a program or set of instructions that allows users to bypass security controls when accessing a program, computer, or network
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Which of the following best describes the term, cybercrime?
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online or Internet-based illegal acts
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Which of the following is not considered a part of file maintenance?
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the creation of a new database
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What is a more user-friendly interface some users use instead of interacting directly with a DBMS?
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front end
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Your server room has ample floor space. Which of the following are you most likely to choose as a result?
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tower server
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Which of the following protects against electrical power variations?
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surge protector
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If you are looking to use a Bluetooth device and do not want to extend its range with additional equipment, which of the following is the approximate distance you can expect between your device and the device with which it is transmitting data?
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33 ft
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Which of the following has the fastest maximum transfer transmission rate?
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UWB
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What is the role of the W3C
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oversee research and set standards for many areas of the Internet
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How many peripheral devices can you connect with a USB port?
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up to 127
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Many scanners include a certain kind of software, which can read and convert text documents into electronic files. What is that kind of software?
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OCR
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Which the following is a filtering program that stops pop-up ads from displaying on web pages?
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Pop-up blocker
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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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buses
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In your encryption algorithm, you removed every third letter. Which algorithm did you use?
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compaction
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Which of the following identifies the quality of data in a database?
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data integrity
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Which of the following determines the number of bits that the computer can transmit at one time?
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bus width
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What term is used to illustrate the gap between those with and those without access to technology?
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digital divide
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To which of the following is a control unit most analogous?
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traffic officer
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Which of the following is a register function?
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storing the location from where an instruction was fetched
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Which of the following is measured by the number of ticks per second?
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clock speed
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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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CPU, processor, central processing unit
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Your new smartphone has a port that enables the transfer of data from one device to another using infrared light waves. What kind of port is this?
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IrDA
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What is an error in a program called?
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A bug
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Which of the following kinds of RFID tags contains a battery that runs the chip's circuitry and broadcasts a signal to the RFID reader?
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active
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What is a program that often is bundled with a DBMS that can be used to create source code from a specification of the required functionality?
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application generator
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What is an AUP intended to do?
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outline computer activities for which the computer and network may or may not be used
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Where do RAM chips usually reside within a computer?
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on a memory module
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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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gesture
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Which of the following storage devices typically stores the operating system?
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Hard disk/SSD
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You go to your local town utility in order to pay your gas bill. Which of the following are you most likely to use?
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financial kiosk
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An important measure of LCD monitors is the time in milliseconds (ms) that it takes to turn a pixel on or off. What is this called?
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Response Time
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Many VARs (value-added resellers) provide complete systems. These also are known as which of the following?
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turn-key solutions
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Which of the following is not true about mobile printers?
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Mobile printers usually connect via Firewire port
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Which of the following storage devices typically has the fastest transfer rate?
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RAM
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What is storage media?
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The physical material on which a computer keeps data, instructions, and information.
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Microwave transmission involves sending signals from one microwave station to another. What is this often called?
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fixed wireless
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Which of the following statements is NOT true about smart cards?
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Contactless smart cards communicate with a reader using Bluetooth technology.
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What is the purpose of RSS 2.0 and ATOM?
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to create specifications that content aggregators use to distribute content to subscribers
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In large companies, users write a formal request for a new or modified information system, which is called which of the following?
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project request
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In a database, what is the smallest unit of data a user accesses?
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a field
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Which of the following is an earth-based reflective dish that contains the antenna, transceivers, and other equipment necessary for microwave communications?
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microwave staition
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What does the hibernate mood option do?
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saves any open documents and programs to a hard drive before removing power from the computer or device
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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?
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synchronization
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You need to restore a computer that has suffered a catastrophic failure. Which of the following are you most likely to use?
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server backup
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What is the core of an operating system that manages memory and devices, maintains the internal clock, starts programs, and assigns the computer's resources?
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The kernel
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Two types of system software are which of the following?
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operating systems and tools that enable you to perform maintenance tasks
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Which of the following kinds of interfaces sends data one bit at a time?
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serial
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Which of the following does your daughter's daycare use to verify the identity of parents who pick up their children?
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Hand geometry system
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Which of the following circuits contains many microscopic pathways capable of carrying electrical current?
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integrated
