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Welcome to the Computer Arithmetic MCQs Page

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

Computer Arithmetic MCQs | Page 7 of 16

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Q61.
In Boolean expression A+BC equals

a.

(A+B)(A+C)

b.

(A'+B)(A'+C)

c.

(A+B)(A'+C)

d.

(A+B)C

Discuss
Answer: (a).(A+B)(A+C)
Q62.
Manipulation of individual bits of a word is often referred to as

a.

Bit twidding

b.

Bit swapping

c.

Micro-operation

d.

None of these

Discuss
Answer: (a).Bit twidding
Q63.
BCD equivalent of Two's complement is

a.

nine's complement

b.

ten's complement

c.

one's complement+1

d.

none of these

Discuss
Answer: (c).one's complement+1
Q64.
Gray code equivalent of (1000)2 is

a.

(1111)G

b.

(1100)G

c.

(1000)G

d.

None of the above

Discuss
Answer: (a).(1111)G
Q65.
In computers, subtraction is generally carried out by

a.

9’s complement

b.

10’s complement

c.

1’s complement

d.

2’s complement

Discuss
Answer: (d).2’s complement
Q66.
(2FAOC)16 is equivalent to

a.

(195 084)10

b.

(001011111010 0000 1100)2

c.

both a and b

d.

None of these

Discuss
Answer: (b).(001011111010 0000 1100)2
Q67.
In signed-magnitude binary division, if the dividend is (11100)2 and divisor is (10011)2, then the result is

a.

(00100)2

b.

(10100)2

c.

(11001)2

d.

(01100)2

Discuss
Answer: (b).(10100)2
Q68.
In computers, subtraction is carried out generally by

a.

1's complement method

b.

2's complement method

c.

signed magnitude method

d.

BCD subtraction method

Discuss
Answer: (b).2's complement method
Q69.
The multiplicand register & multiplier register of a hardware circuit implementing booth's algorithm have (11101) & (1100). The result shall be

a.

(812)10

b.

(-12)10

c.

(12)10

d.

(-812)10

Discuss
Answer: (a).(812)10
Q70.
A floating point number that has a 0 in the MSB of mantissa is said to have

a.

Overflow

b.

Underflow

c.

Important number

d.

Undefined

Discuss
Answer: (b).Underflow
Page 7 of 16

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