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If you want to be able to use a form of optical media (such as a CD or DVD) that you can write to as many times as you like, your media should be in ________ format.

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read/write...

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A CPU's benchmarks can help you decide between the various processors that are on the market.

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The collection of commands that a specific CPU can execute is called the instruction language for that system.

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The current surround sound standard is from ________.

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The amount of RAM recommended for most systems currently is measured in ________.


A) megabytes (MB)
B) gigabytes (GB)
C) gigahertz (GHz)
D) megahertz (MHz)

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


A) kernel memory
B) flash memory
C) volatile storage
D) nonvolatile storage

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The CPU's ________ memory is a form of RAM that gets data to the CPU for processing much faster than bringing the data in from the computer's main RAM.

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macOS X uses ________, a built-in system feature, to automatically backup and restore data.

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A CPU's clock speed is measured in ________.


A) gigahertz (GHz)
B) bytes per second (Bps)
C) bits per second (bps)
D) kilohertz (KHz)

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Which of the following does NOT determine CPU performance?


A) Amount of nonvolatile memory
B) Processor speed
C) Amount of cache on the CPU
D) Speed of the front side bus

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Some of the cache memory of a CPU is ________.


A) on the CPU, itself
B) on the hard disk drive
C) on a nearby SSD
D) in cloud storage

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Which of the following does not influence a CPU's processing power?


A) Clock speed
B) Number of cores
C) Amount of cache memory
D) Speed of the motherboard

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________ improves disk writing performance because data is written across two drives.

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The fastest USB port currently available is using the new standard USB ________.

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Because displaying graphics demands a lot of the CPU, a video card also comes with its own ________.

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graphics processing ...

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Match each of the following terms to its meaning:

Premises
tracks
latency
platters
sectors
seek time
Responses
pie-shaped wedges on the surface of a hard drive
round, thin plates of metal within a mechanical hard drive
time needed for correct sector to spin to the read/write head
concentric circles on a hard drive
time required for the read/write head to move to the correct track

Correct Answer

tracks
latency
platters
sectors
seek time

Running the CPU at a faster speed than the manufacturer recommends is called ________.

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


A) game
B) audio
C) video
D) sound

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Which statement pertaining to system reliability is not true?


A) Having the latest version of software products can make your system more reliable.
B) An accumulation of temporary Internet files has no effect on your computer's overall performance.
C) Removing unnecessary programs from your Startup folder can improve system reliability.
D) When you defrag your hard drive, it works more efficiently.

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The CPU is located on the computer's ________.


A) motherboard
B) kernel
C) flash memory
D) hard disk

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