B4.5-R3: INTERNET TECHNOLOGIES AND TOOLS
: JANUARY 2006

1.a) What is TCP/IP? Discuss the layers of TCP/IP.

b) What is IP Host address? Discuss in detail.

c) What is virtual reality? Describe its applications.

d) What is a Proxy Server? What are its functions?

e) What is file compression? How is it achieved?

f) What is Domain Name System? Explain.

g) What are digital certificates? Explain their role in Internet Security.

(7x4)

 

2.a) What is Internet? Describe the Architecture of Internet. Explain how a router works.

b) What are Cookies? How are they different from Microsoft Passports?

c) What is email Spam? Explain, how, it can be blocked?

(6+6+6)

 

3.a) What is Client/Server architecture? Explain the advantages and disadvantages of two-tier and three-tier architecture in detail.

b) What is multimedia? What are the requirements multimedia? Explain standardized data formats for Multimedia-based programming.

(9+9)

 

4.a) What are Firewalls? How do they work?

b) What are Viruses? What are the different types of viruses? Explain, how viruses work on Internet?

c) Write short notes on:

i) Smurf Attacks

ii) CGI Scripts

([2+2]+[2+2+4]+[3+3])

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5.a) Explain briefly, the new features in Ipv6 as compared to Ipv4.

b) Explain briefly, how Ipv6 handles multiple headers? What is the purpose of multiple headers? Explain Ipv6 addressing.

(6+[4+4+4])

 

6.a) Explain, how graphic images are embedded in a web page?

b) Explain the browser architecture.

c) Explain caching in web browsers.

d) What is Telnet?

(4+5+5+4)

 

7.a) What the different aspects of Network Security? What do you mean by Accountability and Authorization?

b) Discuss the following techniques to ensure the data against accidental damage:

i) parity bits

ii) checksum

iii) Cyclic redundancy Checks

c) What is Internet Multicast Protocol? Explain Internet Group Management Protocol.

(6+6+6)

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