The inputs on a 7474 D flip-flop are S, R, D, and CLK ________ is/are – McqOptions

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1.	The inputs on a 7474 D flip-flop are S, R, D, and CLK ________ is/are synchronous.
A.	Only S
B.	S and R
C.	Only D
D.	All of the above.
Answer» E.

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