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Digital Electronics
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Digital Concepts
Comments
Question
A graph of phase vs. time is a timing diagram.
Options
A. True
B. False
Correct Answer
False
Digital Concepts problems
Search Results
1. Transistor-transistor logic (TTL) uses the bipolar transistor as its main circuit element.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
2. The voltage levels used to represent binary values (0 and 1) in a digital system are nearly equal in value.
Options
A. True
B. False
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Correct Answer: False
3. Which microprocessor has multiplexed data and address lines?
Options
A. 8086/8088
B. 80286
C. 80386
D. Pentium
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Correct Answer: 8086/8088
4. Polled I/O works best when ________.
Options
A. there are no priority considerations
B. priority considerations are frequent
C. the polling rate exceeds 1000 s
D. the polling rate is below 1000 s
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Correct Answer: there are no priority considerations
5. A 20-bit address bus can locate ________.
Options
A. 1,048,576 locations
B. 2,097,152 locations
C. 4,194,304 locations
D. 8,388,608 locations
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Correct Answer: 1,048,576 locations
6. One advantage of analog circuits over digital circuits is that it's easier to store data.
Options
A. True
B. False
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Correct Answer: False
7. The two binary digits are 1 and 2.
Options
A. True
B. False
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Correct Answer: False
8. Memory devices store binary data.
Options
A. True
B. False
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Correct Answer: True
9. The LSB is always to the right of the MSB.
Options
A. True
B. False
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Correct Answer: True
10. Binary means having two states or values.
Options
A. True
B. False
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Correct Answer: True
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