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Digital Electronics

Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NOR gate?

 AND
 NAND
 X-NOR
 OR

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Digital Electronics
The XS-3 code is a

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

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Digital Electronics
Master-slave flip flop consists of ________ flip-flop(s).

 4
 2
 3
 1

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Digital Electronics
A combinational circuit can be designed using only

 AND gates
 NOR gates
 OR and X-NOR gates
 OR gates

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

 XOR-NAND
 NOR-OR
 AND-OR
 AND-AND

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Digital Electronics
An AND gate will function as OR if

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

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