In VHDL, if we need to remember a value it must be stored in a ________. functio

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Question
In VHDL, if we need to remember a value it must be stored in a ________.
Options
A. function
B. type declaration
C. variable
D. process

Correct Answer

function

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1. The counter circuit and associated waveforms shown below are for a(n) ________ counter, and the correct output waveform for Q_B is shown by waveform ________.
Options
A. synchronous, a
B. asynchronous, b
C. synchronous, c
D. asynchronous, d

3. Referring to the function table given below, taking the CLEAR, S1, and S0 inputs all HIGH ________.
Options
A. will inhibit the operation of the register
B. will reset the parallel registers and inhibit the serial data inputs
C. will cause the parallel data inputs to be loaded and passed to the parallel data outputs
D. will depend on what values are loaded into the parallel data inputs

7. Modulus refers to ________.
Options
A. a method used to fabricate decade counter units
B. the modulus of elasticity, or the ability of a circuit to be stretched from one mode to another
C. an input on a counter that is used to set the counter state, such as UP/DOWN
D. the maximum number of states in a counter sequence

9. A J-K flip-flop is reset and must stay reset after the clock pulse. This transition requires that ________.
Options
A. J and K inputs must both = 0
B. J must be 0, K doesn't matter
C. J doesn't matter, K must = 0
D. J must be 0 and K must be 1

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