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  • Question

  • The term synchronous, as applied to counter operations, means that the counter is clocked such that each flip-flop in the counter is triggered at the same time.


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  • A. True
  • B. False

  • Correct Answer
  • True 

    • Counters problems

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    • 1. In VHDL, when we want to remember a value it must be stored in a VARIABLE.

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    • A. True
    • B. False
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    • 2. All decade counters are BCD counters.

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    • A. True
    • B. False
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    • 3. The modulus of a counter is the actual number of states in its sequence.

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    • A. True
    • B. False
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    • 4. The term synchronous refers to events that do not occur at the same time.

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    • A. True
    • B. False
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    • 5. A glitch is a short pulse resulting in an undesired result in a digital circuit.

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    • A. True
    • B. False
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    • 6. A ripple counter is an asynchronous counter.

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    • A. True
    • B. False
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    • 7. Shift registers are used to store and transfer data.

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    • A. True
    • B. False
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    • 8. A J-K flip-flop excitation table lists the present state, the next state, and the J and K levels required to produce each transition.

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    • A. True
    • B. False
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    • 9. Counters are generally decoded in order to determine their count state.

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    • A. True
    • B. False
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    • 10. Phototransistors have varying resistance from collector to emitter, depending on how much light strikes them.

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    • A. True
    • B. False
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