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Digital Electronics

Digital Electronics
X OR X' will result

 0
 X'
 1
 X

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Digital Electronics
Which of the following is a digital device

 Resistance of a material
 Light switch
 Microphone
 Regulator of a fan

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Digital Electronics
Which of these circuits have higher gate complexity 1. Carry look ahead adder 2. Ripple carry adder

 1
 none
 2
 both have same

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Digital Electronics
When will be the output of an OR gate is LOW ?

 When all input is LOW
 When any input is LOW
 When all inputs are HIGH
 When any input is HIGH

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Digital Electronics
The hex address of the 256th memory location is

 00100
 001FF
 000FF
 00FFF

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Digital Electronics
In which code do the successive code characters differ in only one position?

 XS-3 code
 8421 code
 Hamming code
 Gray code

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MORE MCQ ON Digital Electronics

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