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A(n) ________ moves over the spinning platters to retrieve data from a mechanical hard disk.

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macOS X uses ________ software to automatically backup and restore data.

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To speed up the display of graphics, a(n) ________ is integrated into most video cards.


A) GPU
B) CPU
C) ALU
D) SSD

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In a video card, GPU stands for ________.

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graphics p...

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Running the Disk Defragmenter utility will ________.


A) detect and remove spyware
B) mark bad memory cells
C) make the hard drive work more efficiently
D) clean out your Startup folder

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Many computer manufacturers offer ________ programs to reduce the number of computers disposed in landfills.

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Windows has tools to monitor CPU utilization in Task Manager.

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When referring to hard drives, access time is measured in ________.


A) megahertz
B) bits per second
C) milliseconds
D) kilobytes

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RAM is an example of ________ storage because when the power is turned off, RAM is cleared out.

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The control unit is one component of the ________.


A) CPU
B) cache
C) front side bus
D) clock

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Desktop computer systems are less reliable than laptop computers.

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Cache memory is a form of ROM.

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The CPU is composed of two units, the control unit and the ________.

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arithmetic...

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All of the following are part of the machine cycle EXCEPT ________.


A) fetch
B) encode
C) execute
D) store

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Match each of the following terms to its purpose:

Premises
virtual memory
random access memory
video memory
physical memory
cache memory
Responses
found on a video card
space on the hard drive for data that doesn't fit in RAM
volatile storage space
the amount of RAM contained on memory modules
can be accessed more quickly than regular RAM

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virtual memory
random access memory
video memory
physical memory
cache memory

Select the best way to determine your RAM allocation.


A) List all programs you would run simultaneously and the amount of RAM each needs and add together.
B) Count the number of available slots on the motherboard.
C) Divide the number of used memory slots by the number of total memory slots.
D) Monitor RAM usage in performance monitor and calculate an average of RAM used over 10 random periods.

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RAID 0 automatically duplicates your data and saves it on two identical drives.

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Which of the following is NOT a permanent storage option?


A) Optical drive
B) Random access memory
C) Internal hard drive
D) SSD

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________ is a feature of a CPU that allows it to begin to fetch the next instruction before it has finished executing the current one.

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Level 1 cache usually contains the least amount of storage of the cache memory levels.

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