Exercise: Signals And Switches

Questions for: Signals And Switches

What is the advantage of using CMOS logic over TTL?
A:
It switches faster.
B:
It uses less power.
C:
It is larger.
D:
cost
Answer: B
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What is the advantage of using serial data transmission over parallel data transmission?
A:
It is slower.
B:
Only one pair of wires is required.
C:
More people use it.
D:
It is faster.
Answer: B
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What is the minimum voltage required before a diode will allow current to flow between the cathode and the anode?
A:
0.7 V
B:
0.07 V
C:
4.3 V
D:
0.2 V
Answer: A
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In a graphical representation of voltage versus time, ________ is displayed on the ________ axis and ________ is displayed on the ________ axis.
A:
time, y, voltage, x
B:
voltage, y, time, x
C:
D:
Answer: B
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The abbreviation NO, when used with respect to electromechanical relays, stands for not operational.
A:
True
B:
False
C:
D:
Answer: B
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