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Digital Electronics

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

 6
 10
 12
 9

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Digital Electronics
Unit distance code is the other name of

 XS-3 code
 cyclic code
 sequential code
 self-complementing code

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Digital Electronics
A D-flip-flop is said to be transparent when

 the output is HIGH
 the output follow input
 the output follows clock
 the output is LOW

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Digital Electronics
When will be the output of an AND gate is HIGH if there are three inputs, A, B, and C ?

 A = 0, B = 0, C = 0
 A = 1, B = 1, C = 0
 A = 1, B = 1, C = 1
 A = 1, B = 0, C = 1

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Digital Electronics
An AND gate will function as OR if

Either of the inputs is “1”
All the inputs to the gates are “1”
All the inputs and outputs are complemente'
All the inputs are ‘0’

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Digital Electronics
A multiplexer is a combinational logic circuit used to perform the operation

 AND-AND
 NOR-OR
 AND-OR
 XOR-NAND

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MORE MCQ ON Digital Electronics

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