Introduction to Technology

Chapter 9: Communication Systems

Self Check Quiz

1
Long distance communication is also called
A)graphic communication.
B)biological communication.
C)telecommunication.
D)wave communication.
2
What part of your body receives signals through sound waves?
A)eyes
B)ears
C)nose
D)hands
3
What type of communication uses natural methods such as frowning or talking?
A)atmospheric communication
B)wave communication
C)biological communication
D)communication subsystems
4
What mode of communication is involved when you program your home burglar alarm?
A)people-to-machine
B)machine-to-machine
C)machine-to-people
D)people-to-people
5
What is a word meaning "an open-minded attitude"?
A)personal privacy
B)biometrics
C)environmental impacts
D)tolerance
6
What mode of communication is involved when a computer send instructions to a printer?
A)people-to-machine
B)machine-to-machine
C)machine-to-people
D)people-to-people
7
Very few people owned books before the invention of
A)the Internet.
B)computers.
C)printing.
D)the radio.
8
What kinds of personal information are available over the Internet?
A)credit card purchases
B)banking
C)stock market transactions
D)all of the above.
9
Which of the following is NOT part of a communication subsystem?
A)purpose
B)source
C)transmitter
D)encoder
10
When a satellite does not seem to move, we say it is in a __________ orbit.
A)communication
B)geosynchronous
C)tolerance
D)GPS
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