True/False
Indicate whether the
statement is true or false.
|
|
|
1.
|
“160 GB 8 ms HD” means a hard disk drive with 160 megabyte capacity
and an access time of 8 milliseconds.
|
|
|
2.
|
An optical disk, such as a CD, is not susceptible to humidity, fingerprints,
dust, magnets, or spilled soft drinks, and its useful life is estimated at more than 30 years.
|
|
|
3.
|
DVD-R technology allows you to write data on a disk, and then change that
data.
|
|
|
|
|
|
4.
|
The item in the accompanying figure is a portable storage device featuring a
built-in connector that plugs directly into a computer’s USB port.
|
Multiple Choice
Identify the
choice that best completes the statement or answers the question.
|
|
|
5.
|
____ time is the average time it takes a computer to locate data on the storage
medium and read it.
a. | Identification | c. | Access | b. | Isolation | d. | Find |
|
|
|
6.
|
____ access is the ability of a device to "jump" directly to the
requested data.
a. | Sequential | c. | Random | b. | Jump | d. | Quick |
|
|
|
7.
|
Data ____ rate is the amount of data that a storage device can move from the
storage medium to the computer per second.
a. | migration | c. | digitizing | b. | transfer | d. | access |
|
|
|
8.
|
Storage ____ refers to the closeness and size of the magnetic particles on the
surface of a disk.
a. | proximity | c. | density | b. | probity | d. | alacrity |
|
|
|
9.
|
Hard disk, floppy disk, and tape storage technologies can be classified as ____
storage.
a. | optical | c. | fluid-state | b. | magnetic | d. | pipelined |
|
|
|
|
|
|
10.
|
Which of the following is NOT true of the item marked 3 in the accompanying
figure?
a. | It provides lots of storage capacity. | c. | It is
economical. | b. | It provides fast access to files. | d. | It is in personal computers but not in iPods
and TiVos. |
|
|
|
11.
|
A hard disk ____ is a flat, rigid disk made of aluminum or glass and coated with
magnetic iron oxide particles.
a. | window | c. | platter | b. | fragment | d. | control unit |
|
|
|
12.
|
Personal computer hard disk platters typically have storage capacities ranging
from 40 GB to ____.
a. | 60 GB | c. | 750 GB | b. | 100 GB | d. | 1 TB |
|
|
|
13.
|
CD and DVD storage technologies can be classified as ____ storage.
a. | solid state | c. | magnetic | b. | bubble | d. | optical |
|
|
|
14.
|
Which of the following plays audio CDs, DVD movies, creates music CDs, and reads
DVD data?
a. | DVD drive | c. | CD-ROM drive | b. | CD-RW Drive | d. | DVD/CD-RW drive |
|
|
|
15.
|
Some notebook and desktop computers have a built-in ____ to make it simpler to
transfer photos from your camera to your computer.
a. | card reader | c. | U3 drive | b. | USB drive | d. | MP3 media
player |
|
|
|
16.
|
Solid state storage ____.
a. | provides slower access to data than magnetic storage technology | b. | provides faster
access to data than optical storage technology | c. | includes moving parts | d. | stores data in a
volatile chip |
|
|
|
|
|
|
17.
|
The item in the accompanying figure is a(n) ____.
a. | CompactFlash card | c. | USB flash drive | b. | SmartMedia card | d. | CD drive |
|
|
|
18.
|
A(n) ____ drive is a special type of the item shown in the accompanying figure,
which is preconfigured to autoplay when it is inserted into a computer.
a. | optical | c. | power | b. | Zip | d. | U3 |
|