Combination Circuits Multiple Questions and Answers.




1.3x8 decoder will have:
A. 3 inputs
B. 4 inputs
C. 5 inputs
D. 6 inputs

2. In which of the following gates, the output is 1, if and only if at least one input is 1?
A. NOR
B. AND
C. OR
D. NAND

3.The time required for a gate or inverter to change its state is called:
A. Rise time
B. Decay time
C. Propagation time
D. Charging time

4. The time required for a pulse to change from 10 to 90 percent of its maximum value is called:
A. Rise time
B. Decay time
C. Propagation time
D. Operating speed

5.The maximum frequency at which digital data can be applied to gate is called:
A. Binary level transaction period
B. Propagation speed
C. Charging time
D. Operating speed

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