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Home ‣ Digital Electronics ‣ Flip-Flops Comments
  • Question

  • Multivibrators must be level-triggered.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 

    • Flip-Flops problems

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    • 1. A flip-flop's normal starting state when power is first applied to a circuit is always the SET state.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. Using knowledge from previous chapters, an S-R flip-flop circuit is easy to design.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The gated S-R flip-flop is asynchronous.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The 7474 has two distinct types of inputs: synchronous and asynchronous.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. A D latch has one data-input line.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. Simple gate circuits, combinational logic, and transparent S-R flip-flops are synchronous.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. The 555 timer can be used in either the astable or monostable modes.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. The Q output of a flip-flop is normally HIGH when the device is in the "CLEAR" or "RESET" state.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. The S-R flip-flop has no invalid or unused state.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. A one-shot circuit is also known as a timer.

    • Options
    • A. True
    • B. False
      • Discuss

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