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Welcome to the Digital Components MCQs Page

Dive deep into the fascinating world of Digital Components with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Digital Components, a crucial aspect of Computer Architecture. In this section, you will encounter a diverse range of MCQs that cover various aspects of Digital Components, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Computer Architecture.

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Check out the MCQs below to embark on an enriching journey through Digital Components. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Computer Architecture.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Digital Components. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Digital Components MCQs | Page 9 of 12

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Q81.
There are________________ basic types of flip-flop based on clock trigger.

a.

2

b.

6

c.

8

d.

4

Discuss
Answer: (d).4
Q82.
The characteristic equation of any flip-flop describes the __________________ of the next state in terms of the present state and inputs.

a.

Impact

b.

Behavior

c.

Path

d.

None of the above

Discuss
Answer: (b).Behavior
Q83.
The normal data inputs to a flip-flop (D, S and R, J and K, T) are referred to as ________________ inputs.

a.

Sequential

b.

Asynchronous

c.

Synchronous

d.

Both a and b

Discuss
Answer: (c).Synchronous
Q84.
Asynchronous inputs, just like synchronous inputs, can be engineered to be ______________.

a.

Active-Medium

b.

Active-Low

c.

Active-High

d.

Both b and c

Discuss
Answer: (d).Both b and c
Q85.
___________ and Clear should not be 0 at the same time; otherwise, both the outputs will be 1, which is known as invalid state.

a.

Preset

b.

Post set

c.

Fixed

d.

Both a and b

Discuss
Answer: (a).Preset
Q86.
Which table indicates the input conditions of the flip-flops necessary to cause all possible next state transitions of a flip-flop?

a.

T characteristic

b.

Truth

c.

Flip- flop excitation

d.

Excitation

Discuss
Answer: (c).Flip- flop excitation
Q87.
When a circuit is self- correcting?

a.

If there are N-1 cycles among its unused states

b.

If there are N-1 cycles among its used states

c.

If there are no cycles among its used states

d.

If there are no cycles among its unused states

Discuss
Answer: (d).If there are no cycles among its unused states
Q88.
A PLA consists of two-level____________ circuits on a single chip.

a.

AND-OR

b.

NOR-NAND

c.

XOR-AND

d.

OR-NAND

Discuss
Answer: (a).AND-OR
Q89.
In which of the following types of counters, the flip-flops do not change states at exactly the same time?

a.

Decade counter

b.

Asynchronous counter with MOD < 2^n

c.

Asynchronous ripple counter

d.

Cascading asynchronous counter

Discuss
Answer: (c).Asynchronous ripple counter
Q90.
The number of states through which the counter goes is also known as ____________.

a.

Counter

b.

Latch circuit

c.

Multiplexer

d.

MOD number

Discuss
Answer: (d).MOD number
Page 9 of 12

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