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Digital Electronics

Digital Electronics
The binary number 10101 is equivalent to decimal number ___________.

19
27
12
21

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Digital Electronics
The momentary change in the output/state of the flip-flops is known as

 trigger
 inverter
 tri-state
 unstable state

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Digital Electronics
The set of which logic gates is designated as universal gate?

 XNOR, NOR, NAND.
 NOT, OR , AND.
  NOR , NAND.
 XNOR, NOR, NAND.

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Digital Electronics
Which of the following gate is a two-level logic gate

OR gate
NAND gate
NOT gate
EXCLUSIVE OR gate

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Digital Electronics
If J = K (J and K are shorted) in a JK flip-flop, what circuit is made

 T flip-flop
 Shorted JK flip-flop
 SR flip-flop
 K flip-flop

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Digital Electronics
The logic expression A + B can be implemented by giving inputs A and B to a two-input

 X-OR gate
 NOR gate
 NAND gate
 X-NOR gate

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MORE MCQ ON Digital Electronics

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