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Digital Electronics

Digital Electronics
Positive integers must be represented by

 Both A and B
 unsigned number
 None of these
 signed numbers

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

 tri-state
 trigger
 inverter
 unstable state

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Digital Electronics
All the integers and decimal numbers are represented by

 real numbers
 even numbers
 odd numbers
 whole numbers

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Digital Electronics
Which of the following gates is known as a coincidence detector?

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

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Digital Electronics
An 8 × 4 ROM contains a decoder of size

 3 × 8
 8 × 4
 3 × 4
 8 × 8

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Digital Electronics
Counter is a

  sequential circuit.
  combinational circuit.
  none.
  both.

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