Chapter 7 Quiz: Secondary Storage

Correct Answer: B. can be erased and rewritten

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

Correct Answer: A

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

Correct Answer: B

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

Correct Answer: C. Optical disc

C

Correct Answer: D

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

Correct Answer: D

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

Correct Answer: D

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

Correct Answer: C. Pits and lands

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

Correct Answer: C. Flash memory card

Smartphones use which of these storage technologies? Answers: A. Optical drive B. Solid state drive C. Flash memory card D. Flash drive

Correct Answer: D

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

Correct Answer: B. capacity

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

Correct Answer: A

The hard disk's disk 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

Correct Answer: C

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

C

The standard for high definition optical discs is _______. A. DVD-RAM B. HD DVD C. Blu-ray D. HD CD

Correct Answer: D

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

Correct Answer: A

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

Correct Answer: C. Disk caching

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

Correct Answer: C

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

Correct Answer: C. Cloud computing

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

Correct Answer: A

Which of the following characteristics about RAID is incorrect? A. expanded storage capability B. fast access speed C. highly reliable D. one high-capacity hard disk drive

Correct Answer: C. RAM

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

Correct Answer: B. Fixed amount of storage

Which of the following is true about an internal hard disk? A. Variable amount of storage B. Fixed amount of storage C. Portable D. Slow

C

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

Correct Answer A

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