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Digital Electronics

Digital Electronics
The output of a gate is LOW when at least one of its inputs is HIGH. This is true for

 NAND
 OR
 NOR
 AND

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Digital Electronics
The AND-OR realization of a combinational circuit requires three 3-input AND gates and one 3-input OR gate. This circuit can be designed using

 four input NAND gates only
None of these
 three 3-input NAND gates and one 3-input NOR gate
 three 3-input OR gates and one 3-input AND gate

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Digital Electronics
The code used for labeling the cells of a K-map is

 8-4-2-1 binary
 hexadecimal
 gray
 octal

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Digital Electronics
The NOR gate is OR gate followed by ___________.

None of these
NOT gate
NAND gate
AND gate

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Digital Electronics
An AND gate will function as OR if

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

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Digital Electronics
A digital circuit that can store on bit is a

 gate
 flip-flop
 XOR gate
 registor

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MORE MCQ ON Digital Electronics

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