CGS1000: Computer Exam Flashcards Essay

question

A ________ drive has no moving parts.
answer

solid state
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The percentage of time your CPU is working is referred to as CPU ________. (1 point)
answer

usage
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Which is NOT an example of a keyword search strategy to get more specific results? (1 point)
answer

its either Using a metasearch engine, using wild cards, or using quotation marks because its not “searching within a specific website”
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An expansion card that translates binary data into images is a(n) ________ card.
answer

video
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Which of the following is NOT an optical storage device
answer

Flash drive
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Which of the following statements about flash memory is FALSE
answer

A flash drive is needed to read a flash memory card.
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Bit is short for ________
answer

binary digit
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Computer systems always include ________ devices for permanent storage of instructions and data. (1 point)
answer

nonvolatile storage
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All of the following are web browsers EXCEPT ________.
answer

Linux
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A single forward slash and additional text following the domain name in a URL, specifies a particular ________. (1 point)
answer

its either file or pathdomain web page outside of the existing website
question

The Better Business Bureau seal on a website indicates
answer

third-party verification
question

Which of the following is the smallest unit of measure?
answer

megabytes
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A specialty search engine is a(n) _______
answer

search engine that searches only sites that are relevant to a particular topic
question

What is a specialty search engine?
answer

Searches only sites deemed appropriate to an interest or industry
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A printer’s resolution is measured in
answer

dpi
question

Which of the following statements about CPU speed is FALSE
answer

It is also called kernel speed.
question

Computers work only with
answer

binary numbers
question

On secure websites, http changes to _
answer

https
question

Which of the following optical storage devices holds the most high-definition video? (1 point)
answer

BD
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A kilobyte holds ________ bytes of data
answer

1,024
question

The representation of a fact, figure, or idea is called
answer

data
question

The amount of RAM recommended for most systems today is measured in ________. (1 point)
answer

gigabytes (GB)
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Which of the following is NOT a good method to evaluate a website as appropriate for research? (1 point)
answer

Using an ecommerce website
question

________ floods a computer with requests until it shuts down denying access to legitimate users. (1 point)
answer

A DoS attack Port blocking A polymorphic virus
question

Which of the following statements is FALSE?
answer

A single bit can represent a single letter. Everything a computer does is broken down into a series of 0s and 1s. Bit is short for binary digit.
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Which of these is NOT a specialty search on Google? (1 point) Incorrect answer
answer

Finance Fashion Scholar
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Data that has been organized is called ________
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information
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How do metasearch engines work?
answer

They search other search engines’ results.
question

Which of the following is an example of a click-and-brick business?
answer

Barnes and Noble
question

packet filtering
answer

method for selectively allowing certain requests to access a port
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zombie
answer

a computer controlled by a hacker
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firewall
answer

hardware or software for protecting computers from hackers
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network address translation
answer

technique of assigning hidden internal IP addresses to protect a network against hackers
question

packet sniffer
answer

program used by hackers to look at individual packets as they travel on the Internet
question

Match each of the following terms to its meaning: (5 points) random access memory
answer

temporary storage space
question

nonvolatile storage
answer

permanent storage
question

ALU
answer

performs calculations and makes logic and comparison decisions
question

motherboard
answer

primary circuit board
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Which of the following is a program that appears to be something useful or desirable but does something malicious in the background?
answer

a trojan horse
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A computer program that attaches itself to another computer program and attempts to spread itself to other computers when files are exchanged is called a
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virus
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A virus that is triggered when certain logical conditions are met, such as opening a file or starting a program a certain number of times is called a
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logic bomb
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Which of the following is NOT routinely scanned by antivirus software? (1 point)
answer

spam? not email
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A virus that is triggered by the passage of time is called a
answer

time bomb
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A ________ is a small program that executes without your knowledge when you enter a website.
answer

script
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A program that executes whenever a computer starts up, ensuring that the virus will be loaded into memory immediately, even before some virus protection programs can load is called a
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boot-sector virus
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Which of the following virus types uses the address book in the victim’s e-mail system for distribution?
answer

E-mail virus
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Which of the following are considered slightly different from viruses as they can run independently of host file execution?
answer

Worms
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Which of the following virus types infects your computer by running a program that searches for common types of data files (such as a Microsoft file) and compresses them using a complex encryption key that renders your files unusable?
answer

Encryption
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worm
answer

attempts to travel between systems through network connections to spread an infection
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Trojan horse
answer

appears to be something useful but does something malicious in the background
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logic bomb
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executes when a certain condition is met
question

encryption virus
answer

a program that renders your computer files unusable by compressing them
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polymorphic virus
answer

a virus that changes its own code to avoid detection
question

One byte is equal to ________
answer

8 bits of data
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A bit consists of a ________
answer

0 or a 1
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Which of the following CANNOT be represented by a single byte
answer

A word such as Tom
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Bit is short for
answer

binary digit
question

Computers work only with ________
answer

binary numbers
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A kilobyte contains approximately one ________ bytes of data.
answer

thousand
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A megabyte holds approximately ________ bytes of data
answer

1,000,000
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8) Eight binary digits is equal to ________
answer

1 byte
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9) Which of the following statements is FALSE?
answer

a single bit can represent a single letter
question

A kilobyte holds ________ bytes of data.
answer

1024
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Which of the following is the largest unit of measure?
answer

petabyte
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How many bits does it take to spell the word yes?
answer

24
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Which of the following is NOT an example of data?
answer

A report
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Data that has been organized is called
answer

information
question

Computers use ________ language to process data at the most basic level.
answer

binary
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In reference to units of measurement, KB stands for
answer

kilobyte
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In reference to units of measurement, GB stands for
answer

gigabyte
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Processor speeds are measured in units of
answer

megahertz
question

terabyte
answer

more than one trillion bytes
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bit
answer

0 or 1
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byte
answer

8 binary digits
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hertz
answer

hertz
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megabyte
answer

greater than a kilobyte
question

Two of the most important factors to consider when choosing an LCD monitor are its resolution and ________.
answer

aspect ratio
question

With a liquid crystal display (LCD) monitor, what causes images to be displayed on the screen?
answer

An electric current passing through the liquid crystal solution and moving the crystals to either block the fluorescent light or let the light shine through
question

An LCD screen is composed of a fixed grid of ________.
answer

pixels
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The colors displayed by an LCD monitor are made by combining which of the following colors?
answer

Red, blue, and green
question

An LCD’s viewing angle is measured in ________
answer

degrees
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A monitor’s ________ is a measure of the difference in light intensity between the brightest white and the darkest black colors.
answer

contrast ratio
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A printer’s resolution is measured in
answer

dpi
question

Speed for printers is measured in
answer

ppm
question

To accommodate HD format video, new monitors have an aspect ratio of
answer

16:9
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The resolution of a monitor has to be at least ________ to play a Blu-ray movie.
answer

1920 × 1080
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Response time refers to the amount of time it takes ________.
answer

for a pixel to change color
question

Flat-panel monitors are also called ____ monitors
answer

not lcd
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Images are created on an LCD monitor using millions of tiny dots known as
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pixels
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A(n) printer uses toner rather than wet ink.
answer

laser
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An inkjet printer sprays ink onto the page and is an example of a(n)
answer

not laser
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The of a monitor tells how far you can move to the side, above, or below the monitor before the image quality degrades to unacceptable levels.
answer

viewing angle
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A(n) printer works either by melting wax-based ink onto ordinary paper or by burning dots onto specially coated paper.
answer

not inkjet
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LCD stands for
answer

liquid crystal display
question

contrast ratio
answer

the difference in light intensity between the brightest white and the darkest black colors a monitor can produce
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brightness
answer

measured as candelas per square meter
question

viewing angle
answer

tells how far you can move to the side, above, or below a monitor before the image quality degrades below acceptable levels
question

response time
answer

how long it takes a pixel to change color
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resolution
answer

number of pixels displayed on a screen
question

printer speed
answer

measured in ppm
question

printer resolution
answer

measured in dpi
question

inkjet printers
answer

affordable and produce photo-quality images
question

all-in-one
answer

combines the functions of a printer, scanner, copier, and fax into a single machine
question

laser printers
answer

generally produce the highest quality printouts
question

________ usually have the largest storage capacity of any storage device inside the computer.
answer

hard drives
question

Which of the following statements about your computer’s primary hard drives is FALSE?
answer

Internal hard drives use a laser to read and write data.
question

Which of the following is NOT an optical storage device?
answer

flash drive
question

Which of the following optical storage devices holds the most high-definition video?
answer

BD
question

You can increase the number of USB ports on your computer by adding a(n) ________.
answer

expansion hub
question

Which of the following ports do you need to use with a home theater system?
answer

NOT DVI
question

Which of the following ports has the fastest data transfer rate?
answer

NOT FIREWIRE
question

Which of the following storage devices has the most capacity?
answer

BD
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Which of the following statements about flash memory is FALSE?
answer

A flash drive is needed to read a flash memory card.
question

are the places that peripheral devices attach to the computer.
answer

ports
question

Which of the following ports are used to connect a computer to a cable modem or to a network?
answer

ethernet
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memory cards are removable storage devices that let you transfer digital data to a computer.
answer

flash
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A high-capacity — hard drive is a viable, portable option for backing up the data on your computer’s primary hard drive.
answer

external
question

Flash drives plug into a(n) port on a computer.
answer

not usb
question

Blu-ray and DVDs are referred to as — media.
answer

optical
question

The most common ports used to connect input and output devices are ports.
answer

not usb
question

services allow you to keep your files on the Internet so you can access your files from any computer.
answer

cloud
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A(n) is also referred to as a jump drive, USB drive, or flash drive.
answer

not thumbdrive
question

usb
answer

commonly used for connecting input and output devices
question

ethernet
answer

used to connect a computer to a network
question

DVI
answer

commonly used to connect projectors to a computer system
question

VGA
answer

commonly used to connect CRT monitors in older systems
question

HDMI
answer

used for home theater systems
question

The CPU includes which two sections?
answer

The control unit and the arithmetic logic unit
question

A CPU’s clock speed, is measured in
answer

gigahertz (GHz)
question

The percentage of time your CPU is working is referred to as CPU ________.
answer

usage
question

The amount of RAM recommended for most systems today is measured in
answer

gigabytes (GB)
question

Which of the following does NOT determine CPU performance?
answer

Amount of nonvolatile memory
question

Computer systems always include ________ devices for permanent storage of instructions and data
answer

nonvolatile storage
question

Cache memory is
answer

a type of random access memory that is more accessible to the CPU than regular RAM
question

The CPU is located on the computer’s
answer

motherboard
question

The small circuit boards that hold a series of RAM chips are called
answer

memory modules
question

The sequence of stages which process a single computer instruction is called the
answer

machine cycle
question

Which of the following statements about CPU speed is FALSE?
answer

It is also called kernel speed.
question

random access memory
answer

temporary storage space
question

physical memory
answer

the amount of RAM sitting on memory modules
question

2) A(n) ________ performs the same kind of computational work that a CPU performs but is specialized to handle 3-D graphics and image and video processing.
answer

GPU
question

Which of the following is NOT a type of optical media?
answer

eSATA
question

An expansion card that translates binary data into images is a(n) ________ card.
answer

video
question

GPU
answer

special processor for images and 3-D graphics
question

video adapter
answer

expansion card used to translate binary data into images
question

DVI
answer

port used for digital lcd connection
question

HDMI
answer

port used for connecting gaming consoles
question

eSATA
answer

can be used to connect external hard drive
question

USB 3.0 transfer rate
answer

5 Gbps
question

DVD storage capacity
answer

7 GB of data
question

Blu-ray storage capacity
answer

50 GB of data
question

USB 2.0 transfer rate
answer

400 Mbps
question

eSATA transfer rate
answer

6 gpbs or less I guess
question

Which of the following does NOT indicate that a website is secure?
answer

The Microsoft seal displayed on the toolbar.
question

On secure websites, http changes to
answer

https
question

Which of the following statements about assessing website security is TRUE?
answer

Just because a website has a return policy, it does not mean online transactions are secure (I think)
question

The Better Business Bureau seal on a website indicates
answer

third-party verification
question

Which of the following is NOT a suggested way to protect yourself when shopping online?
answer

You should use a debit card.
question

is the e-commerce term for transactions that take place between a business and other businesses.
answer

B2B
question

Which of the following is an example of a click-and-brick business
answer

Barnes N Nobles
question

Which of the following is a popular example of a C2C site?
answer

eBay
question

Which of the following statements is FALSE regarding safety and e-commerce?
answer

idk its not a closed padlock
question

B2C
answer

transaction performed between a customer and an online store
question

e-commerce
answer

business conducted online
question

c2c
answer

transaction between two people at an online auction site
question

https
answer

secure sockets layer protocol prefix.
question

social commerce
answer

uses social networks to assist in marketing and purchasing products
question

A website’s URL can identify all of the following things EXCEPT the ________.
answer

browser required to view the website
question

The first part of a URL, such as http:, indicates the set of rules, or ________, used to retrieve the specified document
answer

(protocol)
question

Which of the following is an example of a subdirectory in a URL?
answer

(prenhall.com/tia)
question

Which of the following is the correct way to indicate a URL?
answer

https://www.microsoft.com
question

Which of the following parts of a URL indicates the type of organization a host is?
answer

Correct answer Top-level domain
question

A single forward slash and additional text following the domain name in a URL, specifies a particular
answer

file or path
question

Which of the following is NOT an approved top-level domain?
answer

.htm
question

In the URL https://www.senate.gov/general, general is the
answer

path or subdirectory
question

In the URL https://www.senate.gov/committees/committees_home.htm, .gov is the _______
answer

top-level domain
question

All of the following are web browsers EXCEPT
answer

linux
question

apple
answer

is the default browser for Mac computers
question

si.edu
answer

domain
question

exhibitions
answer

folder or subdirectory
question

https://
answer

protocol
question

.edu
answer

top-level domain
question

What is a specialty search engine
answer

Searches only sites deemed appropriate to an interest or industry
question

Which is NOT an example of a keyword search strategy to get more specific results?
answer

Using a metasearch engine
question

Which of the following is NOT a good method to evaluate a website as appropriate for research?
answer

Using an ecommerce website
question

A metasearch engine is different than a regular search engine because it
answer

searches other search engines instead of individual websites
question

A specialty search engine is a(n)
answer

search engine that searches only sites that are relevant to a particular topic
question

The list of results returned to you when you search for information on the web is called a list of _
answer

hits
question

The individual words you use as search terms when using a search engine are referred to as
answer

keywords
question

When evaluating the validity of information found on websites, which of the following is FALSE?
answer

You should assess that all web pages contain at least some valid information
question

Which of these is NOT a specialty search on Google?
answer

fashion
question

alternative search engine
answer

search engines other than Google
question

specialty search engine
answer

searches only sites that are relevant to the particular subject
question

search strategies
answer

skills used to optimize search engine results
question

keyword
answer

used by search engines to determine what to look for
question

quotation marks
answer

enclose words or phrases to get exact hits
question

floods a computer with requests until it shuts down denying access to legitimate users
answer

A DoS attack
question

Virtual communications gateways that allow a computer to accept requests for information from other networks or computers are called
answer

logical ports
question

Using a ________, you can screen data coming into the logical ports to see if it comes from a trusted source.
answer

packet filter
question

Attacks that are launched from multiple zombie computers at the same time are called
answer

distributed denial-of-service attacks (DDoS)
question

Hackers can use packet ________ to capture valuable information, then sell or use the information illegally.
answer

sniffers
question

ShieldsUP and LeakTest are software programs you can use to test whether _
answer

your firewall is working correctly
question

hacker
answer

a person who poses a threat to your computer
question

packet
answer

small piece of data that travels through the Internet
question

botnet
answer

prevents intrusion into your computer
question

virus
answer

a small program that can compromise a computer system

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