DISTANCE EDUCATION
M.Sc. (Information Technology) DEGREE EXAMINATION,
MAY 2018.
PRINCIPLES OF INFORMATION TECHNOLOGY
(2002 onwards)
Time Three hours Maximum 100 marks
PART A — (10 x 3 30 marks)
Answer ALL questions.
1. Define Application software. Give examples.
2. What are six elements of a computer and communication
system?
3. What is a MODEM? State its uses.
4. Distinguish internet from intranet.
5. Write about analog and digital signals.
6. What is an ISDN? Write its role in communication world.
7. Write down the syntax of statement with
diagrammatic representations.
8. What are keywords? List any ten keywords.
9. Define Macros.
10. What are different categories of functions?
Sub. Code
11
DE-3879
2
Ws9
PART B — x 10 40 marks)
Answer any FOUR questions.
11. Give a note on word processing features.
12. List down various internet web browsers and explain.
13. Discuss on various telephone related communication
services.
14. Explain the concept of local area network in detail.
15. What are string handling functions? Explain with syntax
and examples.
16. Write a C program to find the factorial of a given number
using recursion function.
PART C — x 15 30 marks)
Answer any TWO questions.
17. Give a detailed description on electronic data
interchange.
18. With flowchart, example and syntax explain the
construct. Also develop a C program to find
whether the read number is odd or even.
19. Develop a C program, using function, to read numbers
and find the mean and standard deviation.
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