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Home ‣ Digital Electronics ‣ Counters See What Others Are Saying!
  • Question

  • Three cascaded modulus-10 counters have an overall modulus of 1000.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • More questions

    • 1. What is the speed of the up/down digital-ramp ADC (tracking ADC)?

    • Options
    • A. 20 µs
    • B. 10 µs
    • C. 1 µs
    • D. Relatively slow
      • Discuss
    • 2. Simplify the expression using DeMorgan's theorems.

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 3. A logic circuit that determines if one input is equal to another is called a comparator.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. In the keypad HDL encoder, as long as all columns are high the ring counter is enabled and counting.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. An ALU is a multipurpose device capable of providing several different logic operations.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. On a J-K flip-flop, when is the flip-flop in a hold condition?

    • Options
    • A. J = 0, K = 0
    • B. J = 1, K = 0
    • C. J = 0, K = 1
    • D. J = 1, K = 1
      • Discuss
    • 7. Determine the output frequency for a frequency division circuit that contains 12 flip-flops with an input clock frequency of 20.48 MHz.

    • Options
    • A. 10.24 kHz
    • B. 5 kHz
    • C. 30.24 kHz
    • D. 15 kHz
      • Discuss
    • 8. The symbol shown below is an AND gate.


    • Options
    • A. True
    • B. False
      • Discuss
    • 9. A NAND gate consists of an AND gate and an OR gate connected in series with each other.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. Gate arrays are ULSI circuits that offer hundreds of thousands of gates.

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

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