If the output of a logic gate is '1' when all its inputs are at logic '0', the gate is either
A. a NAND or NOR
B. an AND or an EX-NOR
C. an OR or a NAND
D. an EX-OR or an EX-NOR
Answer: Option A
A. a NAND or NOR
B. an AND or an EX-NOR
C. an OR or a NAND
D. an EX-OR or an EX-NOR
Answer: Option A
In which of the following base systems is 123 not a valid number?
A. Base 10
B. Base 16
C. Base 8
D. Base 3
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