Author Question: Which of the following is a primary characteristic of the data lock-out flip-flop? A) Data is ... (Read 117 times)

urbanoutfitters · **on:** Jul 28, 2018

Which of the following is a primary characteristic of the data lock-out flip-flop?

A) Data is only clocked into the FF on the clock transition.
B) Data can only be entered when the clock is high.
C) Data cannot be entered into the FF unless the EN line is high.
D) The master section is a pulse triggered type FF.

Question 2

Which of the following best describes the action of pulse-triggered flip-flops?

A) The data is entered on the leading edge of the clock, and transferred out on the trailing edge of the clock.
B) A pulse on the clock transfers data from input to output.
C) The synchronous inputs must be pulsed.
D) The clock and R-S inputs must be pulse shaped.