Data communication and computer networks
Previous year question paper with solutions for Data communication and computer networks
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- Describe the functions of the various layers of the OSI model.
- Describe the construction and physical properties of twisted pair, coaxial cable and fiber optic cable.
- What is framing? What are various methods used for framing? Explain them with examples.
- Compare the important features of ALOHA, CSMA and CSMA/CD protocol with examples.
- Explain the Dijkstra’s shortest path routing algorithm with example.
- Write short notes on traceroute and ipconfig.
- Explain the meaning of various fields of TCP protocol header.
- Write short note on HTTP protocol.
- What functions are carried out by various layers of TCP/IP? Discuss with the help of a block diagram.
- What is Multiplexing? Draw a clear comparison among various multiplexing techniques.
- How does signal propagation take place through various wireless transmission media? Describe.
- What is WAN? How can it be set up in universities and other educational institutes? Describe
- How error control is performed at data link layer? Brief out various methods with short examples.
- What do you understand by Selective Repeat Sliding window protocol? Also discuss the size of sliding window at both the sender site and receiver site
- What are the major issues considered in Wireless LAN protocols? Discuss.