Characteristic equations and excitation tables MCQ
What is the characteristic equation of a flipflop?
A) An equation describing the internal states of the flipflop
B) An equation describing the inputoutput relationship of the flipflop
C) An equation describing the clock signal of the flipflop
D) An equation describing the propagation delay of the flipflop
Answer: A
Which of the following is true about the characteristic equation of a flipflop?
A) It depends only on the clock input.
B) It depends only on the input data.
C) It depends on both the input data and the current state.
D) It depends on the output of the flipflop.
Answer: C
What does the excitation table of a flipflop describe?
A) The relationship between clock signals and data inputs
B) The relationship between input data and flipflop outputs
C) The relationship between input data and flipflop internal states
D) The relationship between output data and clock signals
Answer: C
Which of the following is true about excitation tables?
A) They describe the timing characteristics of flipflops.
B) They describe the input conditions for desired flipflop behavior.
C) They describe the propagation delay of flipflops.
D) They describe the output waveform of flipflops.
Answer: B
What does the “D” stand for in the D flipflop’s characteristic equation?
A) Data input
B) Delay
C) Decoder
D) Drive
Answer: A
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