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Q.

One of the major difference between a combinational logic circuit such as a decoder and a storage circuit such as an RS latch is that

A The storage circuit requires a different class of gates.
B The storage circuit requires a clock input.
C The storage circuit uses feedback
D The storage circuit has no propagation delay
Answer & Explanation
Option: [B]

Flip-Flop is the basic unit of storage circuits. Where Flip-Flops require a clock input.

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