signals-and-switches digital-electronics question and answers -Page 5

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Signals and Switches problems

1. A plot of voltage versus time is called a timing diagram.
Options
A. True
B. False

Correct Answer: True

2. Most modern digital systems are based on semiconductor technology.
Options
A. True
B. False

Correct Answer: True

3. Precise timing is not important in digital signals.
Options
A. True
B. False

Correct Answer: False

4. Serial communications cannot be sped up.
Options
A. True
B. False

Correct Answer: False

5. Manual switches and relays have identical ON and OFF resistances.
Options
A. True
B. False

Correct Answer: False

6. The SO package is available for the most popular TTL and CMOS digital logic and analog IC devices.
Options
A. True
B. False

Correct Answer: True

7. The ability to manufacture smaller, more dense components has been fulfilled by SMD.
Options
A. True
B. False

Correct Answer: True

8. The CMOS uses bipolar transistors instead of MOSFET.
Options
A. True
B. False

Correct Answer: False

9. An electromechanical relay is operated manually.
Options
A. True
B. False

Correct Answer: False

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