3-22.
Which of the following peripheral
devices is connected to a simplex
channel?
1.
Keyboard
2.
Scanner
3.
Mouse
4.
Printer
3-23.
The signals that communicate
information to control the back-
and-forth flow of information
between peripheral devices are
known by what term?
1.
Handshake
2.
Stoppers
3.
Interface
4.
Controllers
3-24.
What device is used to transmit
data over long distances by
converting digital signals to
audio signals and vice versa?
1.
Serial port
2.
Communication port
3.
Translator
4.
Modem
Learning Objective:
Recognize
various uses of software.
3-25.
What type of systems software
controls the execution of other
programs?
1.
Assembler
2.
Operating
3.
Utility
4.
Driver
3-26.
What type(s) of systems software
is/are used as language
translators?
1.
Assemblers Only
2.
Compilers only
3.
Assemblers and compilers
4.
Utilities
3-27.
What term describes software
written to perform a specific
function?
1.
Systems
2.
Application
3.
Designer
4.
Task specific
Learning Objective:
Identify
factors that affect the resolution
of an electronic-imaging system.
3-28.
What is the smallest picture
element displayed on a computer
monitor?
3-29.
3-30.
3-31.
3-32.
3-33.
3-34.
1.
Raster
2.
Byte
3.
Bit
4.
Pixel
What primary factor determines
resolution of an electronic image?
1.
The software
2.
The number of pixels
in a specific area
3.
The color of the image
4.
The brightness of the monitor
screen
One advantage of electronic-imaging
technology is that resolution is
standardized for all input and
output devices.
1.
True
2.
False
The process used to determine time
when converting an analog waveform
into a digital signal is called
1.
digitizing
2.
A/D conversion
3.
sampling
4.
quantitizing
The conversion of continuous values
into distinct numeric values is
called
1.
digitizing
2.
A/D conversion
3.
sampling
4.
quantitizing
What term(s) is/are used to
describe the result of the combined
process of sampling and
quantitizing?
1.
Digitizing
2.
A/D conversion
3.
Both 1 and 2 above
What term is used to describe the
low, objectionable resolution of
an electronic image on a display
system?
1.
Pixelation
2.
Breakup
3.
Softness
4.
Grain
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