Digital Electronics MCQ

Below Digital Electronics quiz are Multiple Choice Questions (MCQs) type Quiz. These Digital Electronics MCQ Questions helps you to refresh your Digital Electronics, you can see the correct option by clicking on it. .
  • 1. The number of Boolean functions that can be generated by n variables is equal to

    • 2n
    • 22n
    • 2n-1
    • 2n
  • 2. In Boolean algebra, the bar sign (-) indicates ___________.

    • OR operation
    • AND operation
    • NOT operation
    • None of the above
  • 3. The inputs of a NAND gate are connected together. The resulting circuit is ___________.

    • OR gate
    • AND gate
    • NOT gate
    • None of the above
  • 4. Among the logic families, the family which can be used at very high frequency greater than 100 MHz in a 4 bit synchronous counter is

    • TTLAS
    • CMOS
    • ECL
    • TTLLS
  • 5. In the boolean algebra, a variable has ________ different state(s)/value(s).

    • 3
    • 1
    • 2
    • 4
  • 6. An AND gate will function as OR if

    • All the inputs to the gates are “1”
    • All the inputs are ‘0’
    • Either of the inputs is “1”
    • All the inputs and outputs are complemente'
  • 7. which of the following is Universal Gate?

    • OR gate
    • NAND gate
    • AND gate
    • NOR gate