Working Principles of Internet 16SNMECA1 / 16SNMECS1 / 16SNMESD1 (November 2014)

BHARATHIDASAN UNIVERSITY

Working Principles of Internet (NOVEMBER 2014)

NMECA1 / NMECS1 / NMESD1 / 16SNMECA1 / 16SNMECS1 / 16SNMESD1

TIME: 3 HRS

MAX MARK: 75

PART A (10 x 2M = 20)

1. What is meant by DNS?
2. What is Router?
3. Define the term DSL.
4. Write a short note on Email.
5. What is usage of Hypertext?
6. Write a short note on HTML.
7. What is meant by Intranet?
8. Define VRML.
9. Write a short note on Cryptosystems.
10. What is Digital signature?

PART B ( 5 x 5M = 25 )

11 ( a ) Explain in detail – How TCP/IP works.    (or)

     ( b ) Explain in detail – How to link Networks to the Internet.

12 ( a ) What is Newsgroups? How it Works?  (or)

     ( b ) Explain in detail – How Internet Chat Work.

13 ( a ) Explain Web Pages in details.   (or)

     ( b ) What is WWW? How it Works?

14 ( a ) Explain Virtual Reality.    (or)

     ( b ) Write short notes on Shopping on the internet.

15 ( a ) Write short notes on Internet Passport.    (or)

     ( b ) Explain Smurf Attack.

PART C ( 3 x 10 M = 30 )

16. Explain in detail – How DNS works.

17. Explain in detail – How Email Spam Work.

18. Discuss about FTP.

19. Discuss about the concepts of Multimedia on the Internet.

20. Explain Cryptography in detail .