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  • Question
  • What are the pin numbers of the outputs of the gates in a 7432 IC?


  • Options
  • A. 3, 6, 10, and 13
  • B. 1, 4, 10, and 13
  • C. 3, 6, 8, and 11
  • D. 1, 4, 8, and 11

  • Correct Answer
  • 3, 6, 8, and 11 


  • Logic Gates problems


    Search Results


    • 1. A 2-input NOR gate is equivalent to a ________.

    • Options
    • A. negative-OR gate
    • B. negative-AND gate
    • C. negative-NAND gate
    • D. none of the above
    • Discuss
    • 2. The terms "low speed" and "high speed," applied to logic circuits, refer to the ________.

    • Options
    • A. rise time
    • B. fall time
    • C. propagation delay time
    • D. clock speed
    • Discuss
    • 3. The switching speed of CMOS is now ________.

    • Options
    • A. competitive with TTL
    • B. three times that of TTL
    • C. slower than TTL
    • D. twice that of TTL
    • Discuss
    • 4. The power dissipation, PD, of a logic gate is the product of the ________.

    • Options
    • A. dc supply voltage and the peak current
    • B. dc supply voltage and the average supply current
    • C. ac supply voltage and the peak current
    • D. ac supply voltage and the average supply current
    • Discuss
    • 5. How many truth table entries are necessary for a four-input circuit?

    • Options
    • A. 4
    • B. 8
    • C. 12
    • D. 16
    • Discuss
    • 6. How many AND gates are found in a 7411 IC?

    • Options
    • A. 1
    • B. 2
    • C. 3
    • D. 4
    • Discuss
    • 7. How many pins does the 4049 IC have?

    • Options
    • A. 14
    • B. 16
    • C. 18
    • D. 20
    • Discuss
    • 8. A clock signal with a period of 1 µs is applied to the input of an enable gate. The output must contain six pulses. How long must the enable pulse be active?

    • Options
    • A. Enable must be active for 0 µs.
    • B. Enable must be active for 3 µs.
    • C. Enable must be active for 6 µs.
    • D. Enable must be active for 12 µs.
    • Discuss
    • 9. The logic expression for a NOR gate is ________.

    • Options
    • A.
    • B.
    • C.
    • D.
    • Discuss
    • 10. What is the difference between a 7400 and a 7411 IC?

    • Options
    • A. 7400 has two four-input NAND gates; 7411 has three three-input AND gates
    • B. 7400 has four two-input NAND gates; 7411 has three three-input AND gates
    • C. 7400 has two four-input AND gates; 7411 has three three-input NAND gates
    • D. 7400 has four two-input AND gates; 7411 has three three-input NAND gates
    • Discuss


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