IT CH6

24 July 2022
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37 test answers

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question
A ________ enables the computer to drive the speaker system.
answer
sound card
question
A ________ uses electronic memory and has no motors or moving parts.
answer
solid-state drive
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A(n) ________ is an expansion card that's installed inside the system unit to translate data into images.
answer
video card
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All of the following are part of the machine cycle EXCEPT ________.
answer
encode
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All of the following are procedures you can follow to ensure your system performs reliably, EXCEPT ________.
answer
run key utilities only when you can observe the process
question
Cache memory levels are defined by ________.
answer
the chip's proximity to the CPU
question
In Dolby Digital 7.1, the 1 indicates a ________ speaker.
answer
subwoofer
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In most current systems, ________ is the type of RAM used.
answer
DDR3
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RAM is an example of ________ storage.
answer
volatile
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Running the CPU at a faster speed than the manufacturer recommends is called ________.
answer
overclocking
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Running the Disk Cleanup utility is a quick way to ________.
answer
clear out unnecessary files
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Running the Disk Defragmenter utility will ________.
answer
make the hard drive work more efficiently
question
The CPU consists of which two parts?
answer
The control unit and the arithmetic logic unit
question
The ________ has the largest capacity of any storage device
answer
mechanical hard drive
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The amount of RAM storage is measured in ________.
answer
GB
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The control unit is one component of the ________.
answer
CPU
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The processor market for desktop and laptop computers is dominated by ________.
answer
Intel
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The rule of thumb that predicts that CPU capacity will double every 2 years is called ________ Law.
answer
Moore's
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The small circuit boards that hold a series of RAM chips are called ________.
answer
memory modules
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The speed of a level of cache memory is impacted by ________.
answer
the chip's proximity to the CPU
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There are ________ levels of cache memory.
answer
three
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There are ________ levels of cache memory.
answer
3
question
To remove all the changes made to your system, the Windows ________ utility returns your computer to the state it was in when it came from the factory.
answer
refresh
question
To securely erase data, the U.S. Department of Defense suggests that the data be overwritten ________ times.
answer
seven
question
To speed up the display of graphics, a(n) ________ is installed on some video cards.
answer
GPU
question
When referring to hard drives, access time is measured in ________.
answer
milliseconds
question
Which is the fastest type of optical drive on the market?
answer
Blu-ray drives
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Which of the follow ports is NOT used to connect to a video card?
answer
USB
question
Which of the following activities is carried out by the ALU?
answer
Perform arithmetic calculations.
question
Which of the following does NOT determine processor power?
answer
Speed of the motherboard
question
Which of the following is NOT a main component of the motherboard?
answer
NIC
question
Which of the following is NOT an optical disc format?
answer
Read-erasable (RE)
question
Which of the following is the lightest computer?
answer
tablet
question
Which optical disc has the greatest storage capacity?
answer
Blu-ray
question
Which statement pertaining to system reliability is FALSE?
answer
An accumulation of temporary Internet files has no effect on your computer's overall performance.
question
Windows uses a memory-management technique known as ________ to monitor which applications you frequently use and preloads them into your system memory.
answer
SuperFetch
question
________ provides high-speed information processing by enabling a new set of instructions to start before the previous set is finished.
answer
Hyperthreading