

MCQOPTIONS
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1. |
The circuit given below fails to produce data output. The individual flip-flops are checked with a logic probe and pulser, and each checks OK. What could be causing the problem? |
A. | The data output line may be grounded. |
B. | One of the clock input lines may be open. |
C. | One of the interconnect lines between two stages may have a solder bridge to ground. |
D. | One of the flip-flops may have a solder bridge between its input and Vcc. |
Answer» C. One of the interconnect lines between two stages may have a solder bridge to ground. | |