Internet Technology 2077

Attempt all questions.

1. Define internet backbone network. How optical fiber network and satellite can act as an internet backbone network? [2+4]

2. Discuss the IPV6 header structure with each of the elements.[6]

3. What do you mean by PGP? How PGP provides e-mail security?[2+4]

4. What is XMLHttp Request object? How response Test property differs response XML property?[2+4]

5. Why load balancing is needed in the servers ? How dynamic and  weighted round robin algorithms can be used for load balancing?[2+4]

6. In a mail server system, discuss the roles of mail transmitting agent, mail delivery agent and mail user agent.[6]

7. What is chamel hosting in IRC? Discuss the components of IRC.[2+4]

8. Discuss the various characteristic features that make cloud computing different than traditional computing?[6]

9. How GOIP differs from VOIP. How does VOIP service work?[3+3]

10. Discuss the building blocks of internet architecture. [2+4]