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Code Complements MCQ Questions & Answers

Code Complements MCQs : This section focuses on the "Code Complements". These Multiple Choice Questions (MCQs) should be practiced to improve the Code Complements skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

1’s complement can be easily obtained by using _________

A. Comparator
B. Inverter
C. Adder
D. Subtractor

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Question 2

1’s complement of 1011101 is ____________

A. 101110
B. 1001101
C. 100010
D. 1100101

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Question 3

An overflow is a _________

A. Hardware problem
B. Software problem
C. User input problem
D. Input Output Error

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Question 4

An overflow occurs in _________

A. MSD position
B. LSD position
C. Middle position
D. Signed Bit

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Question 5

For arithmetic operations only _________

A. 1’s complement is used
B. 2’s complement
C. 10’s complement
D. 9’s complement

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Question 6

If the number of bits in the sum exceeds the number of bits in each added numbers, it results in _________

A. Successor
B. Overflow
C. Underflow
D. Predecessor

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Question 7

Logic circuitry is used to detect _________

A. Underflow
B. MSD
C. Overflow
D. LSD

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Question 8

The 1’s complements requires _________

A. One operation
B. Two operations
C. Three operations
D. Combined Operations

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Question 9

The addition of +19 and +43 results as _________ in 2’s complement system.

A. 11001010
B. 101011010
C. 101010
D. 111110

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Question 10

The advantage of 2’s complement system is that _________

A. Only one arithmetic operation is required
B. Two arithmetic operations are required
C. No arithmetic operations are required
D. Different Arithmetic operations are required

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Question 11

Which one is used for logical manipulations?

A. 2’s complement
B. 9’s complement
C. 1’s complement
D. 10’s complement

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