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Digital Electronics

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

 inverter
 trigger
 unstable state
 tri-state

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Digital Electronics
The output of a gate is LOW when at least one of its inputs is HIGH. This is true for

 OR
 NOR
 NAND
 AND

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Digital Electronics
The voltage levels for positive logic system

 must necessarily be positive
 may be positive or negative
 must necessarily be 0 V and 5 V
 must necessarily be negative

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Digital Electronics
F’s complement of (2BFD)Hex is

 C403
 E304
 D402
 D403

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Digital Electronics
Which of the following is 1’s complement representation of -34?

 11011110
 10100010
 01011101
 11011101

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Digital Electronics
The number of comparators in a parallel conversion type 8-bit analog to digital converter is

 16.
  255.
 256.
  8.

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MORE MCQ ON Digital Electronics

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