Digital Electronics MCQs Set-6

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  1. 1. Logic High at the output is treated as gate ____________________
    • On
    • Off
    • None of the above
  2. 2. In digital electronics, the ‘ON’ state is often represented by 1
    • 0
    • 1
    • 2
    • 3
  3. 3. The basic logic gates are NOT, AND, ____________, ____________ and _______________
    • OR
    • XOR
    • XNOR
    • All of the above
  4. 4. The output of the NOT gate is always the _______________________ of the input.
    • Same
    • Negation
    • Opposite
    • Both (B) and (C)
  5. 5. A basic AND gate consists of ______________inputs and an output
    • One
    • Zero
    • Two
    • Ten
  6. 6. In the AND gate, the output is ‘High’ or gate is ‘On’ only if both the inputs are ______________
    • Fluctuating
    • Low
    • Medium
    • High
  7. 7. Symbol: F = A.B, where ‘.’ implies ________________ operation.
    • OR
    • AND
    • XOR
    • NOR
  8. 8. A basic OR gate is a two input, _________________ output gate
    • Two
    • Infinity
    • Single
    • Zero
  9. 9. The OR gate output is 0 only when both the inputs are _________________
    • Minus
    • 2
    • 1
  10. 10. Symbol: F = A + B, where ‘+’ implies _____ operation
    • OR
    • AND
    • NAND
    • XOR