Fundamentals Of Digital Electronics
Digital Electronics quizes
- 1.
A Register is a group of ---------
- A.
OR gates
- B.
OR & AND gate
- C.
Flip-flops
- D.
None of these
Correct Answer
C. Flip-flops -
- 2.
Each Flip-flop stores ---------- bits
- A.
1 bit
- B.
8 bit
- C.
16 bit
- D.
2 bit
Correct Answer
A. 1 bit -
- 3.
A NOR gate is ON only when all its inputs are
- A.
ON
- B.
Positive
- C.
High
- D.
OFF
Correct Answer
D. OFF -
- 4.
The First Microprocessor was__________
- A.
Intel 4004
- B.
8080
- C.
8085
- D.
4008
Correct Answer
A. Intel 4004 -
- 5.
8088 was introduced in __________
- A.
1971
- B.
1979
- C.
1972
- D.
1978
Correct Answer
B. 1979 -
- 6.
Which is a 8 bit Microprocessor __________
- A.
Intel 4040
- B.
Pentium – I
- C.
8088
- D.
Intel 8080
Correct Answer
D. Intel 8080 -
- 7.
Pentium-I, Pentium-II, Pentium-III and Pentium-IV are recently introduced microprocessor by__________
- A.
Motorola
- B.
Intel
- C.
Stephen Mors
- D.
None of these
Correct Answer
B. Intel -
- 8.
Status register is also called as ___________
- A.
Accumulator
- B.
Stack
- C.
Counter
- D.
Flags
Correct Answer
D. Flags -
- 9.
The 8085 is based in a _____ pin DIP
- A.
40
- B.
45
- C.
35
- D.
20
Correct Answer
A. 40 -
- 10.
The number system that we use in our day to day life is called the Number System__________
- A.
Octal
- B.
Binary
- C.
Hexadecimal
- D.
Decimal
Correct Answer
D. Decimal -
- 11.
The three logical operations, which are said to be logically Complete, as any Boolean function may be realized using these Three operations are:
- A.
AND, OR and NOT
- B.
AND, OR and XOR
- C.
AND, OR and NAND
- D.
XOR, NOR and NAND
Correct Answer
A. AND, OR and NOT -
- 12.
Pictorial representation of Boolean algebra is known as
- A.
Venn Diagram
- B.
Flow Chart
- C.
Data Flow Diagram
- D.
Truth Table
Correct Answer
A. Venn Diagram -
- 13.
Device or Circuit whose output will remain unchanged once set
- A.
-
- 14.
……….Are used for converting one type of number system in to other form
- A.
Encoder
- B.
Logic gate
- C.
Half adder
- D.
FA
Correct Answer
A. Encoder -
- 15.
In a 2nd complement a number which is subtracted from other number is known as………..
- A.
Carry
- B.
Subtrahend
- C.
Minuend
- D.
None of these
Correct Answer
B. Subtrahend -
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Current Version
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Mar 19, 2022Quiz Edited by
ProProfs Editorial Team -
Feb 16, 2009Quiz Created by
Alexeialeesh
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