Digital Electronics - Signals and Switches
Exercise :: Signals and Switches - General Questions
| 31. |
What is the minimum voltage required before a diode will allow current to flow between the cathode and the anode? |
Answer: Option A
Explanation:
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| 32. |
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: Option B
Explanation:
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| 33. |
A TTL totem-pole circuit is designed so that the output transistors: |
| A. |
are always on together | | B. |
provide phase splitting | | C. |
provide voltage regulation | | D. |
are never on together |
Answer: Option D
Explanation:
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| 34. |
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: Option B
Explanation:
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| 35. |
What is used to graphically show the time relationship between two or more digital waveforms? |
| A. |
reference diagram | | B. |
timing diagram | | C. |
voltage curve | | D. |
load line |
Answer: Option B
Explanation:
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