For transistor transistor logic (TTL) circuits, ________ is a mark and – McqOptions

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1.	For transistor transistor logic (TTL) circuits, ________ is a mark and ________ is a space.
A.	12 V, 0 V
B.	0 V, 12 V
C.	0 V, 5 V
D.	5 V, 0 V
Answer» E.

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