CSCI Chapter 7

Which of the following characteristics about RAID is incorrect?
A.) Expanded storage capability
B.) One high-capacity hard disk drive
C.) Highly reliable
D.) Fast access speed

B.) One high-capacity hard disk drive

Secondary storage provides temporary or volatile storage.

False

This allows you to upload and store documents on the Internet.
A.) Cloud storage
B.) Hard Disk drive
C.) Flash drive
D.) Solid State storage

A.) Cloud Storage

One way to improve the storage capacity of a hard disk is to _______.
A.) increase memory
B.) format often
C.) use disk caching
D.) use file compression

D.) use file compression

Which of the following is true about an internal hard disk?
A.) Portable
B.) Often stores the operating system
C.) Variable amount of storage
D.) Slow

B.) Often stores the operating system

Which of the following measures the amount of time required by the storage device to retrieve data and programs?
A.) RAM
B.) Nonvolatile media
C.) Capacity
D.) Access speed

D.) Access speed

The process of saving information to a secondary storage device is referred to as embedding.

False

Three ways to improve the performance of a hard disk include _______.
A.) disk caching, RAID, and file expansion
B.) RAID, file compression, and disk expansion
C.) disk caching, RAID, and file compression
D.) file compression, disk caching, and file encryption

C.) disk caching, RAID, and file compression

External hard drives are used primarily to complement an internal hard disk.

True

The hard disk’s surface is scratched and some or all of the data is destroyed when there is a _______.
A.) head crash
B.) cylinder crash
C.) track crash
D.) sector crash

A.) head crash

On a hard disk each track is divided into invisible wedge-shaped sections called _______.
A.) platters
B.) cylinders
C.) sectors
D.) bits

C.) Sectors

Which of these is not an example of solid state storage?
A.) Flash memory cards
B.) Digital versatile disc
C.) USB drives
D.) SSDs

B.) Digital versatile disc

This process improves system performance by acting as a temporary high-speed holding area between a secondary storage device and the CPU.
A.) RAID
B.) Data compression
C.) Data access
D.) Disk caching

D.) Disk caching

CD-ROMs are often used to archive data and to record music downloaded from the Internet.

False

Blu-ray discs are designed for high definition and have a far greater capacity than DVDs.

True

Smartphones use which of these storage technologies?
A.) Digital versatile disc
B.) Flash drive
C.) Flash memory card
D.) Optical drive

C.) Flash memory card

Disk caching improves hard-disk performance by compressing files.

False

External hard disks use different technology than internal hard disks.

False

DVDs have replaced CDs as the standard optical disc.

True

The process of accessing information from secondary storage devices is referred to as _______.
A.) backing up
B.) writing
C.) restoring
D.) reading

D.) reading

File compression is only available on hard-disk drives.

False

All of the following are true of DVD-ROM drives except:

A.) They are a type of optical disc.
B.) DVD-ROM stands for "digital versatile disc-read only memory."
C.) They are also known as erasable optical discs.
D.) They can provide over two hours of high-quality video and sound comparable to that found in motion picture theatres.

C.) They are also known as erasable optical discs.

Optical discs use these to represent data.
A.) Pits and lands
B.) Magnetic charges
C.) Laser beams
D.) Analog signals

A.) Pits and lands

Hard disks store and organize files using all of the following, except _______.
A.) tracks
B.) cylinders
C.) Paths
D.) sectors

C.) Paths

In order to access your documents and files that are stored in the cloud, you must have an Internet connection.

True

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

False

If you have used Google Docs to create a word processing document, you have used cloud computing.

True

Which of these is not a mass storage device?
A.) File server
B.) Organizational cloud storage
C.) Optical disc
D.) RAID system

C.) Optical disc

A smoke particle, fingerprint, dust, or human hair could cause a hard disk head crash.

True

Facebook is an example of cloud storage.

False

Solid-state storage devices are different than hard disks in that they _______.
A.) have a higher capacity
B.) have no moving parts
C.) are volatile
D.) have slower access speed

B.) have no moving parts

Disk caching uses a combination of hardware and software.

True

Which of the following is not an example of secondary storage?
A.) External hard drives
B.) Flash drives
C.) RAM
D.) RAID

C.) RAM

The _______ of a secondary storage device indicates how much data the storage medium can hold.
A.) capacity
B.) storage
C.) access
D.) memory

A.) capacity

Storage that retains its data after the power is turned off is referred to as _______.
A.) direct storage
B.) sequential storage
C.) nonvolatile storage
D.) volatile storage

C.) nonvolatile storage

Media are the actual physical material that holds the data and programs.

True

The large capacity, high-definition optical discs designed to store hi-def video and video games are _______.
A.) Blu-ray
B.) DVD-RAM
C.) HD CD
C.) HD DVD

A.) Blu-ray

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

D.) usually connects to a USB or Thunderbolt port

A CD-RW disc _______.
A.) cannot be erased
B.) can be written to only once
C.) can be erased and rewritten
D.) cannot be written on

C.) can be erased and rewritten

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

True

Mass storage devices are specialized high-capacity secondary storage devices designed to store large amounts of data for an organization.

True

What is it called when servers on the Internet supply applications as a service, rather than a product?
A.) Service computing
B.) Digital versatile computing
C.) Optical computing
D.) Cloud computing

D.) Cloud computing

These discs have a capacity of 50 gigabytes on one side.
A.) HD DVD
B.) CD
C.) DVD
D.) Blu-Ray

D.) Blu-Ray

File servers are appropriate devices to use in an enterprise storage system.

True

Hard disks use tracks, sectors, and cylinders to store and organize files.

True