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Digital Electronics

Digital Electronics
For a code to be self-complementing, the sum of all its weights must be

 12
 10
 9
 6

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Digital Electronics
A digital voltmeter has a read out range from 0 to 999 counts, the resolution is

 1.1 V.
 1 V.
  1 mV.
 0.01 V.

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Digital Electronics
A half adder has

 1 input and 2 outputs
 2 inputs and 2 output
 2 inputs and 1 outputs
 1 input and 1 output

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Digital Electronics
The effect of stray magnetic field on the actuating torque of a portable instrument is maximum when the operating field of the instrument and the stray fields are

 Inclined at 30°.
 Perpendicular.
  Parallel.
 Inclined at 60°.

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Digital Electronics
A small circle or dot on top of an IC represents

 Pin1
 Pin14
 Pin2
 Pin13

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Digital Electronics
What is the requirement of fullsubstractor circuit ?

 Two inputs and two outputs
 Three inputs and two outputs
 Three inputs and one output
 Two inputs and three outputs

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MORE MCQ ON Digital Electronics

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