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Home ‣ Digital Electronics ‣ Memory and Storage See What Others Are Saying!
  • Question

  • Once a PROM is programmed it can be changed by applying a small electrical charge.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 

    • More questions

    • 1. An open collector output can ________ current, but it cannot ________.

    • Options
    • A. sink, source current
    • B. source, sink current
    • C. sink, source voltage
    • D. source, sink voltage
      • Discuss
    • 2. Which of the following logic expressions represents the logic diagram shown?


    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 3. What type of device is shown below?


    • Options
    • A. 4-bit bidirectional universal shift register
    • B. Parallel in/parallel out shift register with bidirectional data flow
    • C. 2-way parallel in/serial out bidirectional register
    • D. 2-bit serial in/4-bit parallel out bidirectional shift register
      • Discuss
    • 4. Four subcategories of ASIC devices are available to create digital systems. These are PLDs, gate arrays, standard cells, and ________.

    • Options
    • A. HCPLDs
    • B. full custom
    • C. GAL
    • D. FPLDs
      • Discuss
    • 5. The solution to the binary problem 1011 ? 0111 is 1000.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. The hexadecimal equivalent of 15,536 is ________.

    • Options
    • A. 3CB0
    • B. 3C66
    • C. 63C0
    • D. 6300
      • Discuss
    • 7. The two digits in the binary number system are ___ and ___.

    • Options
    • A. 1, 2
    • B. H, L
    • C. T, F
    • D. 0, 1
      • Discuss
    • 8. The GAL16V8 has:

    • Options
    • A. 16 dedicated inputs.
    • B. 8 special function pins.
    • C. 8 pins that are used as inputs or outputs.
    • D. All of the above
      • Discuss
    • 9. The output of an AND gate is LOW ________.

    • Options
    • A. all the time
    • B. when any input is LOW
    • C. when any input is HIGH
    • D. when all inputs are HIGH
      • Discuss
    • 10. The Boolean expression for a 3-input AND gate is ________.

    • Options
    • A. X = AB
    • B. X = ABC
    • C. X = A + B + C
    • D. X = AB + C
      • Discuss

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