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A CPU's processing power is determined by the combination of the clock speed, the number of cores, and the amount of ________.

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Video cards include their own RAM.

A) True
B) False

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________ Law predicts that the number of transistors in a CPU will double every 2 years.

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The amount of RAM storage is measured in ________.


A) GB
B) Hz
C) GHz
D) MHz

E) A) and B)
F) A) and C)

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


A) megahertz
B) bps
C) milliseconds
D) kilobytes

E) A) and B)
F) A) and C)

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There are ________ levels of cache memory.


A) five
B) eight
C) three
D) four

E) B) and C)
F) A) and D)

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Windows uses a memory-management technique known as ________ to monitor which applications you frequently use and preloads them into your system memory.


A) SuperGet
B) SuperFetch
C) SuperTake
D) SuperRetrieve

E) B) and C)
F) None of the above

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

A) True
B) False

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The ________ has the largest capacity of any storage device.

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mechanical...

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Which of the following does NOT determine processor power?


A) Clock speed
B) Processor clock speed
C) Amount of RAM
D) Speed of the motherboard

E) A) and C)
F) B) and C)

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The time it takes a storage device to locate stored data and make it available for processing is called ________ time.

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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 RAM.

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Match each of the following terms to its meaning:

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

Correct Answer

latency
sectors
seek time
platters
tracks

If you reformat the hard drive on a computer, it erases all personal information from your computer and makes it safe to donate.

A) True
B) False

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


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

E) None of the above
F) A) and B)

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Optical drives use a(n)________ to read and write data.

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laser
high...

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GPU stands for ________.

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graphics p...

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In most current systems, ________ is the type of RAM used.


A) DDR2
B) DDR3
C) DRAM
D) SDRAM

E) B) and D)
F) B) and C)

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Which of the following is NOT an optical disc format?


A) Read-only (ROM)
B) Read-erasable (RE)
C) Recordable (R)
D) Rewritable (RW)

E) A) and D)
F) A) and C)

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To securely erase data, the U.S. Department of Defense suggests that the data be overwritten ________ times.


A) two
B) five
C) seven
D) ten

E) None of the above
F) A) and D)

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