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Digital Electronics

Digital Electronics
The 7-bit Hamming code is used to transmit

 7 data bits
 4 data bits
 no data bits
 3 data bits

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Digital Electronics
In simplification of a Boolean function of n variables, a group of 2m adjacent 1s leads to a term with

 m – 1 literals less than the total number of variables
 n – m literals
 n + m literals
 m + 1 literals less than the total number of variables

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Digital Electronics
In the toggle mode a JK flip-flop has

 J = 1, K = 0.
 J = 0, K = 0.
 J = 1, K = 1.
 J = 0, K = 1.

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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
 NAND
 NOR
 AND

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Digital Electronics
The binary code of (21.125)10 is

10100.001
10101.001
10101.01
10100.111

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Digital Electronics
The devices commonly used for making digital circuits are

 mechanical switches
 contact switches
 semiconductor devices
 relays

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MORE MCQ ON Digital Electronics

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