topic – RBR

Operators

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Question 1

The operation which is commutative but not associative is:

A	AND
B	OR
C	EX-OR
D	NAND

Digital-Logic-Design Operators Gate-1992

Question 1 Explanation:

NAND and NOR operation follow commutativity but do not follow associativity.

Question 2

All digital circuits can be realized using only

A	Ex-OR gates
B	Multiplexers
C	Half adders
D	OR gates
E	Both B and C

Digital-Logic-Design Operators Gate-1992

Question 2 Explanation:

NOR gate, NAND gate, Multiplexers and Half adders can also be used to realize all digital circuits.

There are 2 questions to complete.