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Home Digital Electronics Counters Comments

  • Question
  • To cascade is to connect in parallel.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 


  • Counters problems


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    • 1. Synchronous binary counters can only be used for the application of timing of digital systems.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. In a seven-segment LED display, the BCD must be decoded into a format that can be used to drive the decimal numeric display.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. If data is brought into the J terminal and its complement to the K terminal, a J-K flip-flop operates as a(n) ________.

    • Options
    • A. S-C flip-flop
    • B. D flip-flop
    • C. gated S-C flip-flop
    • D. TOGGLE flip-flop
    • Discuss
    • 4. An astable multivibrator is a circuit that ________.

    • Options
    • A. has two stable states
    • B. is free-running
    • C. produces a continuous output signal
    • D. is free-running and produces a continuous output signal
    • Discuss
    • 5. The J-K flip-flop is a standard building block of clocked (sequential) logic circuits known as a ________.

    • Options
    • A. FUNCTION
    • B. logic primitive
    • C. VARIABLE
    • D. PROCESS
    • Discuss
    • 6. Shift register counters use logic functions to reset the registers when the desired count is reached.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. Once an up/down counter begins its count sequence, it cannot be reversed.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. An effective time delay device can be constructed by using the propagation delay characteristic of parallel shift registers.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. Bidirectional shift registers can shift data either right or left.

    • Options
    • A. True
    • B. False
    • Discuss
    • 10. Parallel in/parallel out registers have parallel input and output busses.

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


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