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Combinational Logic Circuits

Q1:

When an open occurs on the input of a TTL device, the output will ________.

A go LOW, because there is no current in an open circuit

B react as if the open input were a HIGH

C go HIGH, since full voltage appears across an open

D still be good, if only the good inputs are used

ANS:B - react as if the open input were a HIGH

No answer description is available.



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