DISTANCE EDUCATION
M.Sc. (Software Engineering) Years Integrated) DEGREE
EXAMINATION, DECEMBER 2017.
DIGITAL COMPUTER FUNDAMENTALS
Time Three hours Maximum 100 marks
SECTION A — x 8 40 marks)
Answer any FIVE questions.
1. Convert octal Number (526.06)8 to Hexadecimal.
2. State and Prove Demorgan's theorem.
3. Draw the circuit diagram of decoder. Explain.
4. Explain the combinational logic with example.
5. Discuss the Full Adder circuit diagram with truth table.
6. Explain the operation of JK flip-flop.
7. Write short note on Gated flip-flops.
8. Briefly explain about any three output devices.
SECTION B — × 15 60 marks)
Answer any FOUR questions.
9. Explain about various number systems with suitable
examples.
10. Simplify the following expression in Product of Sum.
10, 11)
Sub. Code
13
DE-3032
2
Sp 6
11. Explain the operation of de-multiplexer with neat
diagram.
12. Discuss about various types of shift register with a
diagram.
13. Describe about BCD counter with neat sketch.
14. Explain the classification of computers.
15. Write short note on:
Random Access Memory
Read Only Memory (ROM).