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Home ‣ Digital Electronics ‣ Digital Arithmetic Operations and Circuits See What Others Are Saying!
  • Question

  • 34FC + AD31 = ________.


  • Options
  • A. E22D
  • B. E31D
  • C. E21D
  • D. E42D

  • Correct Answer
  • E22D 

    • More questions

    • 1. Which of the following statements are true?

    • Options
    • A. Asynchronous events do not occur at the same time.
    • B. Asynchronous events are controlled by a clock.
    • C. Synchronous events do not need a clock to control them.
    • D. Only asynchronous events need a control clock.
      • Discuss
    • 2. What is the output pulse width of the waveform at the output of the circuit in the given figure?


    • Options
    • A. 1.65 ms
    • B. 18.2 ms
    • C. 4.98 ms
    • D. 54.6 ms
      • Discuss
    • 3. If a HIGH logic level is assigned a binary zero (0), and a low level is assigned a binary one (1), the logic is called ________.

    • Options
    • A. negative logic
    • B. positive logic
    • C. invalid logic
    • D. assertion-level logic
      • Discuss
    • 4. Several manufacturers have developed logic that combines the best features of TTL and CMOS. This is called ________.

    • Options
    • A. 12L
    • B. BiCMOS
    • C. 74ACT
    • D. 74HCT
      • Discuss
    • 5. Which of the examples below expresses the distributive law?

    • Options
    • A. (A + B) + C = A + (B + C)
    • B. A(B + C) = AB + AC
    • C. A + (B + C) = AB + AC
    • D. A(BC) = (AB) + C
      • Discuss
    • 6. A flip-flop is in the CLEAR condition when .

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. The duty cycle of the most significant bit from a 4-bit (0?9) BCD counter is ________.

    • Options
    • A. 10%
    • B. 20%
    • C. 50%
    • D. 80%
      • Discuss
    • 8. One example of the use of an S-R flip-flop is as a(n):

    • Options
    • A. racer
    • B. astable oscillator
    • C. binary storage register
    • D. transition pulse generator
      • Discuss
    • 9. Packages are used to contain ________ and other information that must be available to all entities in the design file.

    • Options
    • A. types
    • B. vectors
    • C. components
    • D. variables
      • Discuss
    • 10. A method of converting decimal to binary is by successive division.

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

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