Combinational Circuits – 1 – 2

6. A multiplexer is a logic circuit that :

(a) accepts one input and gives several outputs
(b) accepts many inputs and gives many outputs
(c)  accepts many inputs and give one output
(d) accepts one input and give one output

ANSWER

EXPLANATION

7. A demultiplexer is a logic circuit that :

(a) accepts one input and gives several outputs
(b) accepts many inputs and gives many outputs
(c)  accepts many inputs and give one output
(d) accepts one input and give one output

ANSWER

EXPLANATION

8. A multiplexer is also known as :

(a) encoder
(b) decoder
(c) data selector
(d) data distributor 

ANSWER

EXPLANATION

9. A demultiplexer is also known as :

(a) encoder
(b) decoder
(c) data selector
(d) data distributor 

ANSWER

EXPLANATION

10. A digital multiplexer is a/an :

(a) combinational circuit
(b) sequential circuit
(c)  memory device
(d) none of these

ANSWER

EXPLANATION

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