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CD-ROM is an example of a(n) _______ type of storage medium.

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Three ways to improve the performance of a hard disk include _______.


A) disk caching, RAID, and file expansion
B) file compression, disk caching, and file encryption
C) disk caching, RAID, and file compression
D) RAID, file compression and disk expansion

E) A) and D)
F) All of the above

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Disk caching uses a combination of hardware and software.

A) True
B) False

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This process improves system performance by acting as a temporary high-speed holding area between a secondary storage device and the CPU.


A) Data compression
B) Data access
C) Disk caching
D) RAID

E) A) and B)
F) All of the above

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External hard disks use different technology than internal hard disks.

A) True
B) False

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A hard crash typically occurs on an optical disk when it makes contact with particles on its surface.

A) True
B) False

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A CD-RW disc _______.


A) can be written to only once
B) can be erased and rewritten
C) cannot be written on
D) cannot be erased

E) A) and B)
F) All of the above

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B

Hard disks store and organize files using all the following, except _______.


A) tracks
B) sectors
C) cylinders
D) paths

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

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Describe a RAID.

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RAID, or redundant array of inexpensive disks, improves performance by expanding external storage, improving access speed, and providing reliable storage. In a RAID, several inexpensive hard-disk drives are connected to one another. The connected hard-disk drives are related or grouped together, and the computer system interacts with the RAID system as though it were a single large-capacity drive. The result is expanded storage capability, fast access speed, and high reliability. For these reasons, RAID is often used by Internet servers and large organizations.

Three common storage options discussed in your text are hard disk, _______, and solid-state storage.

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Disk _______ improves hard-disk performance by anticipating data needs and reducing time to access data from secondary storage.

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USB drives are also known as _______ drives.

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What is a storage area network?

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Storage area network (SAN) is an archite...

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RAID connects several inexpensive hard-disk drives to one another.

A) True
B) False

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Describe how file compression works. Explain the advantages of file compression.

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File compression programs, such as WinZi...

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Due to its expanded storage capability, fast access speed, and high reliability, _______ is often used by Internet servers and large organizations.

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An external hard disk _______.


A) is heavy
B) is hard to remove
C) cannot be used in addition to an internal hard disk
D) usually connects to a USB or Thunderbolt port

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

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Secondary storage provides temporary or volatile storage.

A) True
B) False

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Which of these is not an example of solid state storage?


A) Digital versatile disc
B) SSDs
C) Flash memory cards
D) USB drives

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

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A

DVD stands for digital versatile disc or digital _______ disc.

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