Explore topic-wise MCQs in Digital Circuits.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Circuits knowledge and support exam preparation. Choose a topic below to get started.

1.

On subtracting +28 from +29 using 2’s complement, we get ____________

A. 11111010
B. 111111001
C. 100001
D. 1
Answer» E.
2.

On addition of -33 and -40 using 2’s complement, we get ____________

A. 1001110
B. -110101
C. 0110001
D. -1001001
Answer» E.
3.

On addition of -46 and +28 using 2’s complement, we get ____________

A. -10010
B. -00101
C. 01011
D. 0100101
Answer» B. -00101
4.

On addition of +38 and -20 using 2’s complement, we get ____________

A. 11110001
B. 100001110
C. 010010
D. 110101011
Answer» D. 110101011
5.

On addition of 28 and 18 using 2’s complement, we get ____________

A. 00101110
B. 0101110
C. 00101111
D. 1001111
Answer» C. 00101111
6.

On subtracting (001100)2 from (101001)2 using 2’s complement, we get ____________

A. 1101100
B. 011101
C. 11010101
D. 11010111
Answer» C. 11010101
7.

On subtracting (010110)2 from (1011001)2 using 2’s complement, we get ____________

A. 0111001
B. 1100101
C. 0110110
D. 1000011
Answer» E.
8.

On subtracting (01010)2 from (11110)2 using 1’s complement, we get ____________

A. 01001
B. 11010
C. 10101
D. 10100
Answer» E.
9.

2’s complement of 11001011 is ____________

A. 01010111
B. 11010100
C. 00110101
D. 11100010
Answer» D. 11100010
10.

1’s complement of 1011101 is ____________

A. 0101110
B. 1001101
C. 0100010
D. 1100101
Answer» D. 1100101