True/False
Indicate whether the sentence or statement is true
or false. Choose the best answer!
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1.
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When
the mouse is moved to the right, the pointer moves to the left on the screen.
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2.
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Analog signals have two discrete states.
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3.
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A
pointing stick does not require cleaning like a mechanical mouse or trackball.
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4.
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Once
the pictures from a digital camera are on a computer, they can be edited with photo editing software,
printed, faxed, sent via e-mail, included in another document, or posted to a Web site or photo
community for everyone to see.
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5.
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If
just one number is stated as a digital camera’s resolution, such as 1,200 dpi, then both the
vertical and horizontal numbers are the same.
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6.
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The
banking industry has established an international standard not only for bank numbers, but also for
the font of the MICR characters.
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7.
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Most
mobile computers have a separate physical case for the display and other components.
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8.
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LCD
monitors and displays produce color using either passive matrix or active matrix
technology.
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9.
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As
resolution increases, the images on the screen appear larger.
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10.
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Ideally, a monitor’s refresh rate should be fast enough to maintain a constant,
flicker-free image.
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11.
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A
higher number of pins on the print head of a dot-matrix printer means the printer prints more dots
per character, which results in higher print quality.
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12.
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Current plotters use a row of charged wires (called styli) to draw an electrostatic
pattern on specially coated paper and then fuse toner to the pattern.
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13.
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Some
Web sites dedicate themselves to providing voice output, where songs, quotes, and historical speeches
and lectures can be heard.
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14.
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To
access a bank account, a plastic bankcard with a magnetic strip is inserted into an ATM and a
password, called a personal identification number (PIN), is entered.
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15.
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Storage is volatile; items in storage are lost when power is removed from the
computer.
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16.
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Digital Signals are continuous and vary in strength and
quality.
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17.
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Today, installation of new hardware devices is difficult because few devices or
operating systems support Plug and Play.
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18.
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To
meet the need for an operating system that had a GUI, Microsoft developed Windows.
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19.
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Unix,
Linux, Windows, DOS, CMOS, and OOP are operating systems (OS).
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20.
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In
client/server networks using Windows NT, the server computer in this environment used Windows NT
Server.
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21.
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Using
a fax modem is less economical and efficient than a stand-alone fax machine.
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22.
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A
computer chip, called Digital Angel™, can measure and send biological information to a GPS
satellite.
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23.
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Few
operating systems have network features built into them.
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24.
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Ethernet is based on a bus topology, but Ethernet networks can be wired in a star
pattern.
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25.
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An
external modem is a card inserted into an expansion slot on a computer’s
motherboard.
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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26.
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In
the accompanying figure, the __________ is/are a calculator-style arrangement of keys that include(s)
numbers, a decimal point, and some basic mathematical operators. a. | numeric
keypad | c. | function
keys | b. | arrow
keys | d. | toggle
keys | | | | |
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27.
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Nearly all keyboards, like that shown in the accompanying figure, have __________ that
are pressed to switch between two different states. a. | numeric
keypads | c. | function
keys | b. | arrow
keys | d. | toggle
keys | | | | |
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28.
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An
enhanced keyboard __________. a. | is named from the layout of its typing
area | b. | has twelve
function keys along the top, two CTRL keys, two ALT keys, and a set of additional keys between the
typing area and the numeric keypad | c. | has a design that reduces the chance of wrist
injuries | d. | is a battery-powered device that transmits data using wireless
technology, such as radio waves or infrared light waves | | |
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29.
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__________ is a common mouse operation in which the secondary mouse button is pressed
and released to display a shortcut menu. a. | Double-click | c. | Right-click | b. | Rotate-click | d. | Point-click | | | | |
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30.
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To
move the pointer using a __________, a finger is slid across its surface. a. | light
pen | c. | touchpad | b. | digitizing tablet | d. | graphics tablet | | | | |
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31.
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A
joystick is a __________. a. | pressure-sensitive pointing device shaped like a pencil eraser
that is positioned between keys on the keyboard | b. | steering-wheel-type input device that is turned to simulate driving a car, truck, or
other vehicle | c. | vertical lever that is moved in different directions to control
the actions of a vehicle or player | d. | stationary pointing device with a ball on its top that is
rotated to move the pointer | | |
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32.
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Architects, mapmakers, artists, and designers create drawings and sketches by using an
electronic pen on a __________. a. | touch screen | c. | touchpad | b. | graphics
tablet | d. | graphic
interface | | | | |
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33.
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Some
productivity software, such as word processing and spreadsheet, include __________ as part of the
product so that users can dictate memos and letters instead of typing them. a. | voice
recognition | c. | voice
digitizer | b. | video capture | d. | video decoder | | | | |
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34.
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Music
and other sound effects can be input using external __________ devices such on an electronic piano
keyboard or a guitar.
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35.
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To
provide security in a home, a __________ can be set to take digital photographs at present time
intervals or whenever motion is detected. a. | PC camera | c. | field camera | b. | studio
camera | d. | point-and-shoot
camera | | | | |
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36.
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Participants in a videoconference need __________. a. | videoconferencing goggles | c. | an internal video camera in the CPU | b. | a microphone and
speakers | d. | none of the
above | | | | |
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37.
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The
bar code used by retail and grocery stores is the __________. a. | POSTNET —
Postal Numeric Encoding Technique | b. | Codabar | c. | UPC —
Universal Product Code | d. | Interleaved 2 of 5 | | |
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38.
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The
banking industry almost exclusively uses __________ for check processing. a. | bar
codes | b. | optical character recognition (OCR) | c. | optical mark
recognition (OMR) | d. | magnetic-ink character recognition
(MICR) | | |
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39.
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When
a bank receives a check for payment, it uses an MICR inscriber to print the amount of the check in
MICR characters in the __________ corner. a. | upper-left | c. | upper-right | b. | lower-right | d. | lower-left | | | | |
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40.
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Factories, warehouses, the outdoors, or other locations where heat, humidity,
cleanliness, and noise are difficult to control use __________. a. | wired
input | c. | wireless
input | b. | audio input | d. | analog video input | | | | |
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41.
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A
__________ guides a finger or pointing device so a user presses only one key at a
time. a. | toggle
key | c. | function
key | b. | keyguard | d. | keypad | | | | |
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42.
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As
shown in the accompanying figure, __________ is a type of output that consists of music, speech, or
any other sound. a. | a graphic or
graphical image | c. | text | b. | audio | d. | video | | | | |
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43.
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As
shown in the accompanying figure, __________ is a type of output consisting of full-motion images
that are played back at various speeds. a. | a graphic or graphical image | c. | text | b. | audio | d. | video | | | | |
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44.
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Display devices include all of the following except
__________. a. | CRT
monitors | c. | LCD
displays | b. | televisions | d. | speakers | | | | |
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45.
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Passive-matrix displays are __________. a. | less expensive
than active-matrix displays | b. | viewable from all angles | c. | brighter than
active-matrix displays | d. | all of the above | | |
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46.
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Manufacturers state the resolution of a display device as dots, or
__________. a. | pixels | c. | woofers | b. | hertz | d. | bit depth | | | | |
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47.
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The
number of colors a video card can display is determined by its __________. a. | pixels | c. | woofers | b. | hertz | d. | bit depth | | | | |
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48.
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__________ must support a video standard to generate a desired resolution and number
of colors. a. | Only the video
card | c. | Both the video
card and the monitor | b. | Only the monitor | d. | Neither the video card nor the
monitor | | | | |
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49.
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EMR
(electromagnetic radiation) is greatest __________. a. | in the front of
a CRT monitor | c. | in the front of
an LCD monitor | b. | on the sides and back of a CRT
monitor | d. | on the sides and
back of an LCD monitor | | | | |
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50.
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The
speed of a line printer is measured by the number of __________ it can print. a. | characters per
second (cps) | c. | pages per minute
(ppm) | b. | lines per minute (lpm) | d. | pixels per second (pps) | | | | |
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51.
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All
of the following are commonly used types of nonimpact printers except
__________. a. | laser
printers | c. | thermal
printers | b. | ink-jet printers | d. | dot-matrix printers | | | | |
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52.
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__________ printers have become the most popular type of color printer for use in the
home because of their lower cost and letter-quality print. a. | Thermal | c. | Laser | b. | Ink-jet | d. | Dot-matrix | | | | |
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53.
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Because __________ printers process and store an entire page before they actually
print it, they sometimes are called page printers. a. | laser | c. | thermal | b. | dot-matrix | d. | ink-jet | | | | |
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54.
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Developed by Hewlett-Packard, a leading printer manufacturer, __________ is a standard
printer language that supports the fonts and layouts used in standard office
documents. a. | ClearType | c. | PostScript | b. | PCL (Printer Control Language) | d. | DLP (Digital Language Printing) | | | | |
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55.
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Costing several thousand dollars, __________ printers are special types of thermal
printers that can create images of photographic quality. a. | band | c. | line | b. | shuttle-matrix | d. | dye-sublimation | | | | |
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56.
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__________ and large-format printers typically can handle paper with widths up to 60
inches because blueprints, maps, signs, posters and other such drawings and displays can be quite
large. a. | Portable
printers | c. | Plotters | b. | Label printers | d. | Photo printers | | | | |
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57.
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Two
types of smaller, lower-cost data projectors are __________. a. | LCD projectors
and DLP projectors | c. | CRT projectors
and TFT projectors | b. | HPA projectors and DVI
projectors | d. | POS projectors
and ATM projectors | | | | |
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58.
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Examples of storage media are all of the following except
__________. a. | floppy
disks | c. | compact
disks | b. | expansion cards | d. | tape | | | | |
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59.
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In
order, from less expensive to more expensive and from slower to faster, storage media are
__________. a. | floppy disk,
compact disc, hard disk, tape | c. | hard disk, tape,
floppy disk, compact disc | b. | compact disc, hard disk, tape, floppy
disk | d. | tape, floppy
disk, compact disc, hard disk | | | | |
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60.
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As
shown in the accompanying figure, a disk’s storage locations consist of pie-shaped sections,
which break the tracks into small arcs called __________. a. | backups | c. | shutters | b. | clusters | d. | sectors | | | | |
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61.
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A
__________ is slightly larger than and about twice as thick as a 3.5-inch floppy disk and can store
100 MB or 250 MB of data. a. | SuperDisk™ | c. | HiFD™ disk | b. | Zip® disk | d. | Jaz® disk | | | | |
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62.
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Current personal computer hard disks can store from 20 to 100 __________ of data,
instructions, and information.
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63.
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If a
hard disk has 4 platters (8 sides), each with 1,000 tracks, then it will have
__________. a. | 1,000 cylinders
with each cylinder consisting of 8 tracks (2 for each platter) | b. | 8 cylinders with
each cylinder consisting of 1,000 tracks (125 for each platter) | c. | 1,000 cylinders
with each cylinder consisting of 4 tracks (1 for each platter) | d. | 8 cylinders with
each cylinder consisting of 2,000 tracks (62.5 for each platter) | | |
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64.
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Striping __________. a. | improves disk access time and offers data
duplication | b. | improves disk access time, but does not offer data
duplication | c. | slows disk access time and does not offer data
duplication | d. | slows disk access time, but offers data
duplication | | |
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65.
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Most
manufacturers guarantee their hard disks to last somewhere between __________ years. a. | one and
three | c. | five and
eight | b. | three and five | d. | eight and ten | | | | |
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66.
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Manufacturers guarantee that a properly cared for compact disc will last
__________. a. | 1 year, but
could last up to 10 years | c. | 10 years, but
could last up to 100 years | b. | 5 years, but could last up to 50
years | d. | 15 years, but
could last up to 150 years | | | | |
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67.
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The
contents of __________ only can be read; that is, the contents cannot be erased or
modified. a. | CD-ROMs | c. | CD-RWs | b. | CD-Rs | d. | all of the above | | | | |
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68.
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A 48X
CD-ROM drive has a data transfer rate of __________. a. | 48 (48 x 1) KB
per second or .04 MB per second | b. | 2,400 (48 x 50) KB per second or 2.4 MB per
second | c. | 4,800 (48 x 100) KB per second or 4.8 MB per
second | d. | 7,200 (48 x 150) KB per second or 7.2 MB per
second | | |
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69.
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With
__________, the disc acts like a floppy or hard disk, allowing users to write and rewrite data,
instructions, and information onto it multiple times. a. | CD-ROM | c. | CD-RW | b. | CD-R | d. | DVD-ROM | | | | |
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70.
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CD-RW
drives have a write speed up to __________. a. | 20X, rewrite speed up to 10X, and a read speed up to
40X | b. | 10X, rewrite
speed up to 40X, and a read speed up to 20X | c. | 40X, rewrite
speed up to 20X, and a read speed up to 10X | d. | 20X, rewrite
speed up to 40X, and a read speed up to 10X | | |
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71.
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A
storage technique used by DVD-ROM is __________. a. | making the disc more dense by using metallic
dust | b. | using two layers
of pits | c. | making the DVD-ROM spin alternately backward and
forward | d. | all of the above | | |
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72.
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A
DVD-RW is similar to a __________, except it has storage capacities up to 4.7 GB. a. | CD-R | c. | CD-RW | b. | floppy disk | d. | hard disk | | | | |
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73.
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The
goal of an enterprise storage system is to __________. a. | expand storage
so operations run as efficiently as possible | b. | consolidate
storage so operations run as efficiently as possible | c. | expand storage
so operations run an inefficiently as possible | d. | consolidate
storage so operations run as inefficiently as possible | | |
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74.
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Uses
of smart cards include __________. a. | storing patients' valuables, peforming vaccinations, and other
routing health-care tasks | b. | tracking information such as wind velocity, disk speed, drive
capacity, and oil tank depth | c. | storing a prepaid amount such as electronic
money | d. | all of the above | | |
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75.
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An
advantage of microfilm and microfiche is that it __________. a. | greatly reduces
the amount of paper firms must handle | b. | is expensive | c. | has the shortest
life of any storage medium | d. | is invisible | | |
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76.
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During the boot process, the POST results are compared with data in __________ chip on
the motherboard. a. | a
BIOS | c. | a
NOS | b. | a
CMOS | d. | all of the
above | | | | |
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77.
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In
Windows, the __________ contains a list of programs that open automatically when the computer is
booted up. a. | StartMenu
folder | c. | StartUp
folder | b. | MyDocuments folder | d. | MyComputer folder | | | | |
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78.
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A(n)
__________ is a set of commands from which a computer user can choose. a. | keyword | c. | menu | b. | interface | d. | icon | | | | |
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79.
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If
application software, such as a Web browser, has stopped responding and the hard disk’s LED
blinks repeatedly, the operating system probably is __________. a. | paging | c. | thrashing | b. | zipping | d. | booting | | | | |
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80.
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A
file manager, such as that shown in the accompanying figure, __________. a. | determines the
order in which jobs are processed | b. | assesses and reports information about various system resources
and devices | c. | tells the operating system how to communicate with a
device | d. | performs functions related to storage and file
management | | |
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81.
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In
the accompanying figure, the user is creating a __________, which is an icon on the desktop that runs
a program when it is clicked. a. | job | c. | shortcut | b. | page | d. | boot | | | | |
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82.
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A(n)
__________ organizes and coordinates how multiple users access and share resources on a
network. a. | stand-alone
OS | c. | embedded
OS | b. | network
OS | d. | registered
OS | | | | |
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83.
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The
Windows 98 file manager, called __________, also had a Web browser look and feel. a. | Network
Explorer | c. | Internet
Explorer | b. | File Explorer | d. | Windows Explorer | | | | |
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84.
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Windows 2000 includes all of the following features except
__________. a. | requires less
disk space and memory than previous versions of Windows | b. | certifies device
drivers to safeguard them from tampering | c. | adapts Start menu to display most frequently used
applications | d. | increases efficiency and productivity of mobile
users | | |
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85.
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__________, a product of the Windows 2000 Server family, is an operating system
designed for e-commerce applications. a. | Windows NT Server | c. | Windows 2000 Advanced Server | b. | Windows 2000
Server | d. | Windows 2000
Datacenter Server | | | | |
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86.
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Weaknesses of UNIX include all of the following except
__________. a. | several versions
of UNIX exist, each slightly different | b. | UNIX lacks interoperability across multiple
platforms | c. | versions of UNIX are unavailable for most
computers | d. | UNIX has a command-line interface | | |
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87.
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A(n)
__________ shrinks the size of a file. a. | disk defragmenter | c. | uninstaller | b. | file compression
utility | d. | screen
saver | | | | |
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88.
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A
__________ compiles technical information about a computer’s hardware and certain system
software programs and then prepares a report outlining any identified problems. a. | screen
saver | c. | diagnostic
utility | b. | file viewer | d. | disk scanner | | | | |
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89.
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For
successful communications, a __________ is needed that accepts the transmitted data, instructions, or
information. a. | sending
device | c. | communications
channel | b. | communications device | d. | receiving device | | | | |
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90.
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A(n)
__________ consists of a continuous electrical wave. a. | binary
signal | c. | digital
signal | b. | analog signal | d. | turn signal | | | | |
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91.
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Groupware __________. a. | is a real-time Internet communications service that notifies
users when one or more people are online and then allows the exchange of
messages | b. | is software that helps people work together on projects and
share information over a network | c. | is a real-time Internet communications service that notifies
users when one or more people are online and then allows the exchange of
messages | d. | is an area of the Web where users conduct written discussions
about a particular subject | | |
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92.
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A
global positioning system __________. a. | involves using video and computer technology to conduct a
meeting between participants at geographically separate locations | b. | enables users to
talk to other people over the Internet | c. | functions much like an answering machine, allowing callers to
leave a voice message for the called party | d. | consists of one or more earth-based receivers that accept and
analyze signals sent by satellites in order to determine the receiver’s
position | | |
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93.
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A
(n)__________ digit binary number provides 256 possible message configurations
a. | six | c. | sixteen | b. | four | d. | eight | | | | |
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94.
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The
greatest risk to a bus network, such as that shown in the accompanying figure, is that
__________. a. | other devices
cannot be attached without disturbing the rest of the network | b. | failure of one
device usually affects the rest of the network | c. | the bus may
become inoperable, in which case the network is inoperative | d. | all of the
above | | |
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95.
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The
binary number 1001100 is equal to the decimal number:
(do not use
calculator)
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96.
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__________ is a LAN technology that controls access to the network by requiring that
network devices share or pass a special signal. a. | TCP/IP | c. | WAP | b. | Ethernet | d. | Token ring | | | | |
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97.
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A
HomeRF (radio frequency) network __________. a. | uses radio waves, instead of cable, to transmit
data | b. | is a network
that uses the same lines that bring electricity and power into the home | c. | requires a
separate cable to connect to each computer in the home | d. | is an
inexpensive network that uses existing telephone lines in the home | | |
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98.
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An
NIC is used for_______________________. a. | printers | c. | networking | b. | monitors | d. | punctuation | | | | |
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99.
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A
__________ is the device that provides a central point for cables in a network. a. | modem | c. | packet | b. | bus | d. | hub | | | | |
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100.
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Physical transmission media used in communications include all of the following
except __________. a. | microwave cable | c. | coaxial cable | b. | twisted-pair
| d. | fiber-optic
cable | | | | |
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