Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
|
|
|
1.
|
A
program is ____. a. | a collection of
unprocessed text, numbers, images, audio, and video | b. | a series of
instructions that tells a computer what to do and how to do it | c. | an instruction
issued by replying to a question that is displayed | d. | an instruction
that causes a single specific action to be performed | | |
|
|
|
2.
|
A
command is ____. a. | a collection of
unprocessed text, numbers, images, audio, and video | b. | a series of
instructions that tells a computer what to do and how to do it | c. | an instruction
issued by replying to a question that is displayed | d. | an instruction
that causes a program to perform a specific action | | |
|
|
|
|
|
|
3.
|
All
computer keyboards, such as that in the accompanying figure, have ____ that includes letters of the
alphabet, numbers, punctuation marks, and other basic keys. a. | arrow
keys | c. | Internet
controls | b. | a typing area | d. | a numeric keypad | | | | |
|
|
|
4.
|
____,
such as those shown on the keyboard in the accompanying figure, are special keys programmed to issue
commands to a computer. a. | Function keys | c. | Arrow keys | b. | Toggle
keys | d. | Numeric
keys | | | | |
|
|
|
5.
|
A(n)
____, such as that shown in the accompanying figure, has twelve function keys along the top, two CTRL
keys, two ALT keys, and a set of arrow and additional keys between the typing area and the numeric
keypad. a. | cordless
keyboard | c. | virtual
keyboard | b. | standard keyboard | d. | enhanced keyboard | | | | |
|
|
|
6.
|
To
fit in notebook and many handheld computers, the keyboards usually are ____. a. | smaller and have
fewer keys | c. | larger and have
more keys | b. | smaller but have more keys | d. | larger but have fewer keys | | | | |
|
|
|
7.
|
A(n)
____ uses devices that emit and sense light to detect the mouse’s movement. a. | optical
mouse | c. | audio
mouse | b. | mechanical mouse | d. | ergonomic mouse | | | | |
|
|
|
8.
|
An
optical mouse is ____. a. | less precise than a mechanical mouse and does not require
cleaning, and it also is less expensive | b. | less precise than a mechanical mouse and does not require
cleaning, and it also is more expensive | c. | more precise than a mechanical mouse and does not require
cleaning, but it also is less expensive | d. | more precise than a mechanical mouse and does not require
cleaning, but it also is more expensive | | |
|
|
|
9.
|
For
users that have limited desk space, the trackball is a good alternative to a mouse because the device
____. a. | does not pick up
oils from fingers | b. | is stationary | c. | does not pick up
dust from the environment | d. | all of the above | | |
|
|
|
10.
|
Although a stand-alone touchpad can be attached to any computer, touchpads are found
most often on ____. a. | notebook computers | c. | mainframe computers | b. | PDAs | d. | desktop
computers | | | | |
|
|
|
11.
|
Kiosks often have ____. a. | trackballs | c. | touch screens | b. | touchpads | d. | light
pens | | | | |
|
|
|
12.
|
With
voice input, users can ____ by speaking into a microphone on a desktop computer, mobile computer, or
mobile device. a. | search the
Web | b. | participate in
chat rooms | c. | send and receive e-mail and instant
messages | d. | all of the above | | |
|
|
|
13.
|
Some
users input music and other sound effects using external ____ devices such as an electronic piano
keyboard.
|
|
|
14.
|
PDAs
ship with a basic ____, which is the primary input device. a. | keyboard | c. | stylus | b. | trackball | d. | touch screen | | | | |
|
|
|
15.
|
A(n)
____ is a full-sized keyboard that can be conveniently attached and removed from a
PDA. a. | enhanced
keyboard | c. | ergonomic
keyboard | b. | portable keyboard | d. | virtual keyboard | | | | |
|
|
|
16.
|
The
most expensive and highest quality digital camera is a ____, which is a stationary camera used for
professional studio work. a. | studio camera | c. | field camera | b. | plug-and-play
camera | d. | point-and-shoot
camera | | | | |
|
|
|
17.
|
Often
used by photojournalists, a ____ is a portable digital camera that has many lenses and other
attachments. a. | studio
camera | c. | field
camera | b. | plug-and-play camera | d. | point-and-shoot camera | | | | |
|
|
|
18.
|
A
____ is a more affordable and lightweight digital camera and provides acceptable photographic images
for the home or small business user. a. | studio camera | c. | field camera | b. | plug-and-play
camera | d. | point-and-shoot
camera | | | | |
|
|
|
19.
|
A
____ is the smallest element in an electronic image. a. | byte | c. | character | b. | pixel | d. | point | | | | |
|
|
|
20.
|
Manufacturers often use ____ to represent a digital camera’s
resolution. a. | points per inch
(PPI) | c. | points per
screen (PPS) | b. | pixels per screen (PPS) | d. | pixels per inch (PPI) | | | | |
|
|
|
21.
|
A
____ is a window on the screen that displays notes and drawings simultaneously on the screens of all
participants in a video conference. a. | blackboard | c. | chalkboard | b. | whiteboard | d. | baseboard | | | | |
|
|
|
22.
|
Devices that capture data directly from a source document include all of the following
except ____. a. | optical scanners and optical readers | b. | bar code
scanners | c. | magnetic-ink character recognition
readers | d. | portable keyboards | | |
|
|
|
23.
|
The
quality of a scanner is measured by the number of bits it stores in a pixel and the number of pixels
per inch; the higher each number the ____ the scanner. a. | poorer the
quality, and the less expensive | b. | better the quality, and the less
expensive | c. | poorer the quality, but the more
expensive | d. | better the quality, but the more
expensive | | |
|
|
|
24.
|
Retail and grocery stores use the ____ bar code. a. | UPC (Universal
Product Code) | b. | Interleaved 2 of 5 | c. | Codabar | d. | POSTNET (Postal Numeric Coding
Technique) | | |
|
|
|
25.
|
In a
grocery store, a(n)____ is a combination of an electronic cash register, bar code reader, and
printer. a. | automated teller
machine (ATM) | c. | point of sale
(POS) terminal | b. | flatbed scanner | d. | smart display | | | | |
|
|
|
26.
|
An
ATM (automated teller machine) asks users to enter a password, called a ____, which verifies that the
user is the holder of the bankcard. a. | digital signal processor (DSP) | c. | universal product code (UPC) | b. | private origin
signal (POS) | d. | personal
identification number (PIN) | | | | |
|
|
|
27.
|
The
intent of a(n) ____ is to provide home users with the convenience of accessing their personal
computers from anywhere in the house. a. | automated teller machine | c. | point of sale terminal | b. | smart
display | d. | flatbed
scanner | | | | |
|
|
|
28.
|
The
most widely used biometric device today is a ____. a. | fingerprint
scanner | c. | retinal
scanner | b. | face recognition system | d. | hand geometry system | | | | |
|
|
|
29.
|
The
camera in an iris recognition system, called a(n) ____, uses iris recognition technology to read
patterns in the tiny blood vessels in the back of the eye. a. | drum
scanner | c. | retinal
scanner | b. | optical scanner | d. | flatbed scanner | | | | |
|
|
|
30.
|
A(n)
____, which is comparable in size to a credit card or ATM card, stores personal data on a thin
microprocessor embedded in the card. a. | adapter card | c. | digital card | b. | smart
card | d. | video
card | | | | |
|
|
|
31.
|
A(n)
____ is a metal or plastic plate placed over the keyboard that allows users to rest their hands on
the keyboard without accidentally pressing any keys. a. | toggle
key | c. | on-screen
keyboard | b. | keyguard | d. | virtual keyboard | | | | |
|
|
|
32.
|
A(n)
____ displays a graphic of a standard keyboard on the user’s screen. a. | toggle
key | c. | on-screen
keyboard | b. | keyguard | d. | virtual keyboard | | | | |
|
|
|
33.
|
An
option for people with limited hand movement is a ____ to control the pointer or insertion
point. a. | portable
keyboard | c. | head-mounted
pointer | b. | touchpad | d. | touch screen | | | | |
|
|
|
34.
|
____
is a category of output that includes memorandum, letters, announcements, press releases, and
reports. a. | Text | c. | Audio | b. | Graphics | d. | Video | | | | |
|
|
|
35.
|
____
is a category of output that includes drawings, clip art, and photographs. a. | Text | c. | Audio | b. | Graphics | d. | Video | | | | |
|
|
|
36.
|
____
is a category of output that includes music, narrations, and speeches. a. | Text | c. | Audio | b. | Graphics | d. | Video | | | | |
|
|
|
37.
|
____
is a category of output that includes prerecorded news reports, movies, and
performances. a. | Text | c. | Audio | b. | Graphics | d. | Video | | | | |
|
|
|
38.
|
Two
types of display devices are ____ displays. a. | ink-jet and laser | c. | impact and nonimpact | b. | CRT and
flat-panel | d. | label and
postage | | | | |
|
|
|
39.
|
A
____ is a large, sealed glass tube on the front of which is a screen coated with phosphor
material. a. | cathode-ray tube
(CRT) | c. | high-definition
tube (HDT) | b. | gas plasma tube (GPT) | d. | digital video tube (DVT) | | | | |
|
|
|
40.
|
A
monitor is measured in the same way as a television is measured, that is ____. a. | vertically from
the top corner of the casing to the bottom | b. | horizontally from the left corner of the casing to the
right | c. | diagonally from one corner of the casing to the
other | d. | in square units that indicate the area of the
screen | | |
|
|
|
41.
|
Standard CRT monitors today usually display up to a maximum of ____
pixels. a. | 16 x
12 | c. | 1600 x
1200 | b. | 160 x
120 | d. | 16,000 x
12,000 | | | | |
|
|
|
42.
|
Setting a monitor to display a higher resolution uses a ____. a. | smaller number
of pixels and thus provides a smoother image | b. | smaller number
of pixels and thus provides a rougher image | c. | greater number
of pixels and thus provides a smoother image | d. | greater number
of pixels and thus provides a rougher image | | |
|
|
|
43.
|
____
is the number of times per second a screen is redrawn and is expressed in hertz
(Hz). a. | Dot
pitch | c. | Pixel
pitch | b. | Resolution | d. | Refresh rate | | | | |
|
|
|
44.
|
An
8-bit video card (also called 8-bit color) uses 8 bits to store information about each pixel, and
thus can display ____ different colors.
|
|
|
45.
|
Most
current video cards support the ____ standard, which also supports resolution and color in the VGA
standard. a. | Extra Video
Graphics Array (EVGA) | b. | Monochrome Display Adapter (MDA) | c. | Super Video
Graphics Array (SVGA) | d. | Color Display Adapter (CDA) | | |
|
|
|
46.
|
Manufacturers state video memory in ____. a. | megabytes | c. | gigabytes | b. | kilobytes | d. | terabytes | | | | |
|
|
|
47.
|
Flat
panel displays have a much smaller ____ than do CRT monitors; that is, they take up less desk
space. a. | fingerprint | c. | footprint | b. | handprint | d. | microprint | | | | |
|
|
|
48.
|
Mobile computers, such as notebook computers and Tablet PCs, and mobile devices, such
as PDAs and smart phones, have ____ screens.
|
|
|
49.
|
Newer
video cards have ____ ports, some of which send both digital and analog signals to a
monitor.
|
|
|
50.
|
Digital television signals ____. a. | produce a lower-quality picture than analog
signals | b. | can broadcast only one program on a single digital
channel | c. | currently are broadcast by a limited number of U.S. television
stations | d. | all of the above | | |
|
|
|
51.
|
Uses
of interactive TV include ____. a. | selecting a movie from a central library of
movies | b. | voting or responding to a network
questionnaire | c. | banking and shopping | d. | all of the
above | | |
|
|
|
52.
|
Two
commonly used types of impact printers are ____. a. | ink-jet printers and laser printers | b. | dot-matrix
printers and line printers | c. | photo printers and large-format
printers | d. | portable printers and thermal
printers | | |
|
|
|
53.
|
Commonly used nonimpact printers include all of the following except
____. a. | ink-jet printers
and photo printers | b. | laser printers and thermal printers | c. | portable
printers and label and postage printers | d. | shuttle-matrix printers and dot-matrix
printers | | |
|
|
|
54.
|
Printer resolution is measured by the number of ____ a printer can
output. a. | dots per inch
(dpi) | c. | pixels per inch
(ppi) | b. | characters per inch (cpi) | d. | bits per inch (bpi) | | | | |
|
|
|
55.
|
The
speed of an ink-jet printer is measured by the number of ____ it can print. a. | characters per
second (cps) | c. | pages per second
(pps) | b. | characters per minute (cpm) | d. | pages per minute (ppm) | | | | |
|
|
|
56.
|
Print
cartridges for ink-jet printers cost approximately ____ each.
|
|
|
57.
|
Many
inexpensive photo printers use ____ technology. a. | ink-jet | c. | dot-matrix | b. | laser | d. | thermal | | | | |
|
|
|
|
|
|
58.
|
A(n)
____, such as that diagrammed in the accompanying figure, is a high-speed, high-quality nonimpact
printer. a. | laser
printer | c. | thermal
printer | b. | ink-jet printer | d. | dot-matrix printer | | | | |
|
|
|
59.
|
A
laser printer, such as that diagrammed in the accompanying figure, creates images using a laser beam
and powdered ink, called ____. a. | woofer | c. | toner | b. | spoiler | d. | cracker | | | | |
|
|
|
60.
|
Professionals in the desktop publishing and graphic art fields commonly use ____
because it is designed for complex documents with intense graphics and colors. a. | PCL | c. | UML | b. | PageScript | d. | PostScript | | | | |
|
|
|
61.
|
Basic
thermal printers are ____ over time. a. | inexpensive, but the print quality is low and the messages tend
to fade | b. | inexpensive, but the print quality is high and the messages
tend to last | c. | expensive, but the print quality high although the messages
tend to fade | d. | expensive, but the print quality is low although the messages
tend to last | | |
|
|
|
62.
|
Portable printers mainly use any of the following technologies except ____
technology. a. | ink-jet | c. | thermal | b. | laser | d. | dye-sublimation | | | | |
|
|
|
63.
|
Bluetooth printing is more convenient than infrared printing because Bluetooth devices
____ an approximate 30-foot range. a. | do not have to be aligned and can be
outside | b. | have to be aligned but must be within | c. | do not have to
be aligned but must be within | d. | have to be aligned and can be outside | | |
|
|
|
64.
|
Most
personal computers have a small internal ____ that usually outputs only low-quality
sound. a. | monitor | c. | speaker | b. | printer | d. | modem | | | | |
|
|
|
65.
|
____
software enables users to convert the image from a fax modem to text and then edit
it. a. | Optical mark
recognition (OMR) | b. | Optical character recognition (OCR) | c. | Magnetic ink
character recognition (MICR) | d. | all of the above | | |
|
|
|
66.
|
The
disadvantage of a multifunction peripheral is that ____. a. | it requires more
space than having a separate printer, scanner, copy machine, and fax
machine | b. | it is significantly more expensive than purchasing a printer,
scanner, copy machine, and fax machine separately | c. | if the device
breaks down, users lose all four functions | d. | all of the above | | |
|
|
|
67.
|
To
make programs easier to use in Windows XP, the ____ command can be used to enlarge text and other
items in a window on the screen. a. | Accessibility Wizard | c. | Utility Manager | b. | Narrator | d. | Magnifier | | | | |
|
|
|
68.
|
To
start up, a computer locates ____. a. | application software in storage and loads it into
memory | b. | application software in memory and loads it onto
storage | c. | an operating system in storage and loads it into
memory | d. | an operating system in memory and loads it onto
storage | | |
|
|
|
69.
|
The
____ is the user most likely to store letters, faxes, presentations, appointments, travel records,
and contacts and addresses. a. | home user | c. | large business user | b. | mobile
user | d. | power
user | | | | |
|
|
|
70.
|
Examples of nonvolatile storage media include all of the following except
____. a. | memory | c. | microfiche | b. | floppy disks | d. | PC Cards | | | | |
|
|
|
71.
|
Storage devices access items in ____. a. | thousandths of a
second (milliseconds) | c. | billionths of a
second (nanoseconds) | b. | millionths of a second
(microseconds) | d. | trillionths of a
second (picoseconds) | | | | |
|
|
|
72.
|
Today, the standard floppy disk is ____-inches wide and has a rigid plastic outer
cover.
|
|
|
73.
|
With
respect to a storage medium, the term ____ means users can remove the medium from one computer and
carry it to another computer. a. | volatile | c. | nonvolatile | b. | fixed | d. | portable | | | | |
|
|
|
74.
|
If a
personal computer has one floppy disk drive, it is named drive ____.
|
|
|
75.
|
When
a 3.5-inch floppy disk is inserted into a floppy disk drive, the drive slides a piece of metal on the
disk called the ____ to the side, exposing a portion of both sides of the recording
surface. a. | sector | c. | track | b. | shutter | d. | cluster | | | | |
|
|
|
76.
|
A
typical floppy disk stores data on ____. a. | one side of the disk, has 80 tracks on each side, and 18
sectors per track | b. | one side of the disk, has 18 tracks on each side, and 80
sectors per track | c. | both sides of the disk, has 80 tracks on each side, and 18
sectors per track | d. | both sides of the disk, has 18 tracks on each side, and 80
sectors per track | | |
|
|
|
77.
|
The
actual number of available bytes on a floppy disk is 1,474,560, yet manufacturers call them ____ MB
disks.
|
|
|
78.
|
The
large capacity Zip disks hold about ____ times more than a standard floppy disk.
|
|
|
79.
|
Zip
disks are slightly ____ as thick as a 3.5-inch floppy disk. a. | smaller and
about half | c. | larger and about
half | b. | smaller and
about twice | d. | larger and about
twice | | | | |
|
|
|
80.
|
Current personal computer hard disks have storage capacities from 40 to 160 ____ and
more.
|
|
|
81.
|
Like
____, hard disks store data magnetically. a. | floppy disks and Zip disks | c. | tape and DVDs | b. | CDs and
microfilm | d. | all of the
above | | | | |
|
|
|
82.
|
If
the computer contains only one hard disk, the operating system designates it as drive
____.
|
|
|
|
|
|
83.
|
A
____ on a hard disk, such as that shown in the accompanying figure, is made of aluminum, glass, or
ceramic and is coated with an alloy material that allows items to be recorded magnetically in its
surface. a. | cluster | c. | read/write
head | b. | platter | d. | cache | | | | |
|
|
|
84.
|
A
____ is a vertical section of track that passes through all platters on a hard disk, such as that
shown in the accompanying figure. a. | cylinder | c. | cluster | b. | sector | d. | shutter | | | | |
|
|
|
85.
|
While
the computer is running, the platters in a hard disk (such as that shown in the accompanying figure)
usually rotate at ____, which allows nearly instant access to all tracks and
sectors. a. | 54 to 72
revolutions per minute (rpm) | b. | 5,400 to 7,200 revolutions per second
(rps) | c. | 54 to 72 revolutions per hour (rph) | d. | 5,400 to 7,200
revolutions per minute (rpm) | | |
|
|
|
86.
|
A
hard disk spins much ____. a. | slower than a floppy disk and usually starts spinning only when
it receives a read or write command | b. | slower than a floppy disk but usually spins
constantly | c. | faster than a floppy disk but usually starts spinning only when
it receives a read or write command | d. | faster than a floppy disk and usually spins
constantly | | |
|
|
|
87.
|
An
advantage of external hard disks and removable hard disks is that users can ____. a. | transport a
large number of files | b. | add storage space to a notebook
computer | c. | share a drive with multiple computers | d. | all of the
above | | |
|
|
|
88.
|
Users
store data and information on an Internet hard drive to ____. a. | save time by
storing large files instantaneously | b. | allow others to access files | c. | store offsite
backups of data | d. | all of the above | | |
|
|
|
89.
|
CDs
and DVDs usually are ____ than one-twentieth of an inch thick. a. | 3.5 inches in
diameter and less | c. | 3.5 inches in
diameter and more | b. | 4.75 inches in diameter and
less | d. | 4.75 inches in
diameter and more | | | | |
|
|
|
90.
|
The
drive designation of a CD or DVD drive usually ____. a. | precedes
alphabetically before that of all the hard disks and portable disks | b. | comes
alphabetically between that of the hard disks and portable disks | c. | follows
alphabetically after that of all the hard disks and portable disks | d. | comes
alphabetically between that of the portable disks and hard disks | | |
|
|
|
91.
|
All
of the following may scratch or damage a CD or DVD except ____. a. | holding a disk
by its edges | b. | stacking disks | c. | touching the
underside of a disc | d. | exposing disks to any type of
contaminant | | |
|
|
|
92.
|
A
standard CD-ROM is called a ____ disc because manufacturers write all items on the disc at one
time. a. | multisession | c. | unisession | b. | single-session | d. | compound-session | | | | |
|
|
|
93.
|
A
typical CD-ROM holds from 650 MB to 1 GB of data, instructions, and information, which is equivalent
to about ____ high-density 3.5-inch floppy disks.
|
|
|
94.
|
A
standard CD-ROM drive can read a ____. a. | DVD | c. | hard disk | b. | Picture
CD | d. | all of the
above | | | | |
|
|
|
95.
|
Originally called an erasable CD (CD-E), a ____ overcomes the major disadvantage of
CD-R disks, which is being able to write on them only once. a. | CD-ROM | c. | CD-RW | b. | DVD-ROM | d. | DVD-R | | | | |
|
|
|
96.
|
The
storage capacity of a DVD-ROM is ____ that of a CD-ROM because images are stored at higher
resolutions. a. | greater than a
CD-ROM, and a DVD-ROM’s quality far surpasses | b. | less than a
CD-ROM, but a DVD-ROM’s quality far surpasses | c. | greater than a
CD-ROM, but a DVD-ROM’s quality is far less than | d. | less than a
CD-ROM, and a DVD-ROM’s quality is far less than | | |
|
|
|
97.
|
A
storage technique that a DVD-ROM can use to achieve a higher storage capacity than a CD-ROM is to
____. a. | make the disc
more dense by packing the pits closer together | b. | use two layers
of pits | c. | be double-sided | d. | all of the
above | | |
|
|
|
98.
|
DVD+RW drives can write on all of the following media except
____. a. | CD-R | c. | CD-RW | b. | DVD+RAM | d. | DVD+RW | | | | |
|
|
|
99.
|
Card
readers usually connect to any of the following ports on the system unit except the
____. a. | serial
port | c. | parallel
port | b. | USB
port | d. | FireWire
port | | | | |
|
|
|
100.
|
One
popular use of ____ is to store a prepaid dollar amount, as in a prepaid telephone calling
card. a. | smart
cards | c. | PC
Cards | b. | floppy disks | d. | hard disks | | | | |
|