Digital Logic And Computer Design 2019 – BSc Computer Science Part 1

Paper Code: 13505
1505
B.Sc. (Computer Science) (Part 1)
Examination, 2019
Paper No. 2.2
DIGITAL LOGIC AND COMPUTER DESIGN

Time: Three Hours] [Maximum Marks: 33

 

Note: Attempt five questions in all selecting at least one question from each Section.

Section-A

1. (a) Describe the all properties of Boolean Algebra with an example.4

    (b) What do you understand by POS and SOP ? Explain it with an example.3

2. (a) Explain the don’t care conditions with an example.4

    (b) Simplify the following expression by K-map method:3

Section-B

3. (a) Draw and write the truth table of full adder.4

    (b) Describe the Half subtractor with an example.3

4. (a) Design and explain the Binary parallel adder with an example.4

    (b) Difference between Decoders and Multiplexers.3

Section-C

5. (a) Describe in detail, combinational and sequential logic circuit.4

    (b) What do you mean by Flip-Flops? Write the characteristics table of R-S flip-flip.3

6. (a) Differentiate between R-S and J-K flip-flops.4

    (b) Explain the analysis of clocked sequential circuits.3

Section-D

7. (a) Design the 4 x 1 multiplexer by using logic gates.4

    (b) Differentiate between Ripple counters and synchronous counters.3

8. (a) What do you understand by micro operation ?4

    (b) Describe the memory unit in detail.3

Section-E

9. (a) Explain the arithmetic shifts with an example.

    (b) Describe the floating and non-floating data.

10. Explain any two of the following:

       (i) Binary Data

       (ii) Comparators

       (iii) Counter

       (iv) Overflow

………End………

Thank you!