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Digital Electronics

Digital Electronics
The XS-3 code is a

 weighted code
 cyclic code
 self-complementing code
 error-correcting code

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Digital Electronics
Which of the following is a digital device

 Resistance of a material
 Regulator of a fan
 Microphone
 Light switch

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Digital Electronics
A full adder has

 2 inputs, 2 outputs
 2 inputs, 1 output
 3 inputs, 2 outputs
 3 inputs, 1 output

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Digital Electronics
A single flip-flop can be cleared (reset) to

 1
 Both A and B
 None
 0

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Digital Electronics
(44)8 in BCD 8421 code is

 01000100
 01100011
 00110110
 00100100

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Digital Electronics
What is the minimum number of two-input NAND gates used to perform the function of 2-input OR gate?

 three
 two
 one
 four

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