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
Question 2
1’s complement of 1011101 is ____________
A. 101110
B. 1001101
C. 100010
D. 1100101
Question 3
An overflow is a _________
A. Hardware problem
B. Software problem
C. User input problem
D. Input Output Error
Question 4
An overflow occurs in _________
A. MSD position
B. LSD position
C. Middle position
D. Signed Bit
Question 5
For arithmetic operations only _________
A. 1’s complement is used
B. 2’s complement
C. 10’s complement
D. 9’s complement
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
Question 7
Logic circuitry is used to detect _________
A. Underflow
B. MSD
C. Overflow
D. LSD
Question 8
The 1’s complements requires _________
A. One operation
B. Two operations
C. Three operations
D. Combined Operations
Question 9
The addition of +19 and +43 results as _________ in 2’s complement system.
A. 11001010
B. 101011010
C. 101010
D. 111110
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
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