With regard to a D latch
A)the q output follows the d input when en is low
B)the q output is opposite the d input when en is low
C)the q output follows the d input when en is high
D)the q output is high regardless of en's input state

Question

With regard to a D latch                  
A)the q output follows the d input when en is low
B)the q output is opposite the d input when en is low
C)the q output follows the d input when en is high
D)the q output is high regardless of en's input state

Quizplus · Accepted Answer

The Q output of a D latch follows the D input only when the enable (EN) signal is high, allowing the latch to "capture" the input state at that moment.

With Regard to a D Latch