Explore topic-wise MCQs in Boolean Algebra and Logic Simplification .

This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Boolean Algebra and Logic Simplification knowledge and support exam preparation. Choose a topic below to get started.

1.

In a parallel in/parallel out shift register, D 0 = 1, D 1 = 1, D 2 = 1, and D 3 = 0. After three clock pulses, the data outputs are ________.

A. 1110
B. 0001
C. 1100
D. 1000
Answer» C. 1100
2.

A bidirectional 4-bit shift register is storing the nibble 1110. Its input is LOW. The nibble 0111 is waiting to be entered on the serial data-input line. After two clock pulses, the shift register is storing ________.

A. 1110
B. 0111
C. 1000
D. 1001
Answer» E.
3.

An 8-bit serial in/serial out shift register is used with a clock frequency of 150 kHz. What is the time delay between the serial input and the Q 3 output?

A. 1.67 s
B. 26.67 s
C. 26.7 ms
D. 267 ms
Answer» C. 26.7 ms
4.

An 8-bit serial in/serial out shift register is used with a clock frequency of 2 MHz to achieve a time delay (t d ) of ________.

A. 16 s
B. 8 s
C. 4 s
D. 2 s
Answer» D. 2 s
5.

A bidirectional 4-bit shift register is storing the nibble 1101. Its input is HIGH. The nibble 1011 is waiting to be entered on the serial data-input line. After three clock pulses, the shift register is storing ________.

A. 1101
B. 0111
C. 0001
D. 1110
Answer» C. 0001
6.

On the third clock pulse, a 4-bit Johnson sequence is Q 0 = 1, Q 1 = 1, Q 2 = 1, and Q 3 = 0. On the fourth clock pulse, the sequence is ________.

A. Q 0 = 1, Q 1 = 1, Q 2 = 1, Q 3 = 1
B. Q 0 = 1, Q 1 = 1, Q 2 = 0, Q 3 = 0
C. Q 0 = 1, Q 1 = 0, Q 2 = 0, Q 3 = 0
D. Q 0 = 0, Q 1 = 0, Q 2 = 0, Q 3 = 0
Answer» B. Q 0 = 1, Q 1 = 1, Q 2 = 0, Q 3 = 0
7.

On the fifth clock pulse, a 4-bit Johnson sequence is Q 0 = 0, Q 1 = 1, Q 2 = 1, and Q 3 = 1. On the sixth clock pulse, the sequence is ________.

A. Q 0 = 1, Q 1 = 0, Q 2 = 0, Q 3 = 0
B. Q 0 = 1, Q 1 = 1, Q 2 = 1, Q 3 = 0
C. Q 0 = 0, Q 1 = 0, Q 2 = 1, Q 3 = 1
D. Q 0 = 0, Q 1 = 0, Q 2 = 0, Q 3 = 1
Answer» D. Q 0 = 0, Q 1 = 0, Q 2 = 0, Q 3 = 1