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Unit 2: Network Software

2.7 Review Questions Notes

1. What are the important design issues for the information exchange among computers?
2. What are the major functions of the network layer in the ISO-OSI model? How the function
of packet delivery of network layer is different from data link layer?
3. What is the purpose of layer isolation in the OSI reference model?
4. Why OSI Reference model was widely adopted? What did it make to set itself as a standard
for data communication?
5. Highlight the differences between OSI reference model and TCP/IP model.

Answers: Self Assessment

1. False 2. True
3. True 4. False

5. False 6. Internet
7. reliable connection-oriented 8. Network Architecture
9. Peer entities 10. Service access points

2.8 Further Readings

Books Andrew S. Tanenbaum, Computer Networks, Prentice Hall
Behrouz A. Forouzan and Sophia Chung Fegan, Data Communications and
Networking, McGraw-Hill Companies
Burton, Bill, Remote Access for Cisco Networks, McGraw-Hill Osborne Media
McGraw-Hill Osborne Media
Rajneesh Agrawal and Bharat Bhushan Tiwari, Computer Networks and Internet,
Vikas Publication

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