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Welcome to the Digital Data Representation MCQs Page

Dive deep into the fascinating world of Digital Data Representation with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Digital Data Representation, a crucial aspect of Computer Architecture. In this section, you will encounter a diverse range of MCQs that cover various aspects of Digital Data Representation, 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 Data Representation. 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 Data Representation. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Digital Data Representation MCQs | Page 6 of 7

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Q51.
What is the 9’s complement of (0.3267)10?

a.

47.479

b.

0.6352

c.

0.6732

d.

1.4563

Discuss
Answer: (c).0.6732
Q52.
How can you represent = in 8-bit EBCDIC representation?

a.

01111111

b.

01111110

c.

01011100

d.

01101011

Discuss
Answer: (b).01111110
Q53.
Boolean algebra is named after________________, who used it to study human logical reasoning.

a.

Anderson, Mary

b.

Acharya Kanad

c.

Dickson, Earle

d.

George Boole

Discuss
Answer: (d).George Boole
Q54.
BCD code is

a.

non-weighted

b.

the same thing as binary numbers

c.

a binary code

d.

an alphanumeric code

Discuss
Answer: (c).a binary code
Q55.
Resultant binary of the decimal problem 49 + 1 is

a.

00110010

b.

110011

c.

1010101

d.

111100

Discuss
Answer: (a).00110010
Q56.
The number of bits used to store a BCD digit is

a.

2

b.

4

c.

6

d.

8

Discuss
Answer: (b).4
Q57.
In Excess-3 code each coded number is

a.

four larger than in BCD code

b.

three smaller than in BCD code

c.

three larger than in BCD code

d.

much larger than in BCD code

Discuss
Answer: (c).three larger than in BCD code
Q58.
Binary equivalent of A16 is

a.

1010

b.

1011

c.

1000

d.

1110

Discuss
Answer: (a).1010
Q59.
All of the following are 4-bit combinations of BCD code except

a.

1010

b.

1100

c.

1000

d.

1001

Discuss
Answer: (a).1010
Q60.
Data keys need not be a direct hardware address in

a.

hard disk

b.

memory

c.

RAM

d.

ROM

Discuss
Answer: (b).memory
Page 6 of 7

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