Which of the following logic expressions represents the logic diagram in Figure 5-1?
A) X = AB + AB B) X = AB + A B C) X = AB + AB D) X = A B + AB
Question 2
An edge-triggered flip-flop must have ________.
A) at least two inputs to handle rising and falling edges
B) active-low inputs and complemented outputs
C) a pulse transition detector
D) a very fast response time
