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Multiple Choice Quiz
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1
The ideal standing wave ratio is
A)1:1
B)2:1
C)3:1
D)0
2
Which of the following equipment is not required to make receiver sensitivity and noise measurements?
A)RF signal generator
B)frequency counter
C)spectrum analyzer
D)dummy load
3
To determine the noise level when the horizontal spacing on the oscilloscope and the vertical sensitivity are known, multiply the horizontal spacing by the sensitivity and
A)multiply by 2
B)divide by 2
C)multiply by 3
D)divide by 3
4
What is the name of the test that determines whether a cell phone will filter out large nearby signals that can be mistakenly interpreted as its receiving frequency?
A)SINAD
B)quieting
C)third-order intercept test
D)cell selectivity test
5
What is an excellent way to get a nonprecise, quick, qualitative check of a signal?
A)eye diagram
B)third-order intercept
C)SINAD
D)bit error rate test
6
A device that produces fixed binary bit patterns in serial form to use as test signals in data communication systems is a
A)logic analyzer
B)function generator
C)pattern generator
D)signal generator
7
An essential oscilloscope like device with a CRT display and built-in microcomputer for fiber-optic work is the
A)protocol analyzer
B)spectrum analyzer
C)logic analyzer
D)optical time-domain reflectometer
8
Which of the following is not a common problem in communication equipment?
A)power supply failures
B)amplifier failures
C)cable failures
D)antenna troubles
9
A troubleshooting technique where an oscilloscope or other signal detection device to follow a signal through the various stages of the equipment is called
A)signal injection
B)signal tracing
C)signal analysis
D)signature analysis
10
What is the method used to provide a way to observe test points inside a chip that are not normally accessible and to observe signals at IC pins inaccessible because of their surface mounting?
A)integrated circuit analysis
B)signature analysis
C)boundary scan
D)IC scan test





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