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Computer Networks
1. Differentiate WAN and LAN.
2. Describe the TCP/IP Reference Model with diagram.
3. Explain Circuit switching and message switching.
4. List the functions of (i) Routers (iii) Bridges.
5. State the terms Error Detection and Correction with respect to Data Transmission. Also describe the following concepts with respect to Error Detection and Correction:
a. Parity Bits b. Cyclic Redundancy Check
6. Write short notes on
(i) Non-Persistent CSMA (ii) 1-Persistent CSMA (iii) P - Persistent CSMA.
What are the main features of TCP connections? Why is it said that TCP provides full-duplex service?
Question 1 Discuss the following Switching Mechanisms- Circuit switching Message switching Packet switching Question 2 Discuss the following IEEE standard
File servers are useful for sharing files through a network. With a file server, the client passes requests for file records over network to file server
Explain the disadvantages of symmetric algorithms?
Control Frame: set_successor Station X wants to leave Successor S Predecessor P X sends set_successor frame to P With S as data field P changes its
Path Layer The path layer maps services such as DS3, FDDI, and ATM into the SONET payload formal. This layer provides end to end communications signals labelling path m
Describe unbound transmission media. Unbound transmission media are the media of transmitting data without using any cables. These are not bounded by any physical geography. Ex
Describe in proper details about OSI Model ? Explain the functions and protocols and services of each layer ?
Token Passing Station is able to send only when it receives a special frame called a token Token circulates around the ring If station wishes to sen
Question 1 Explain classification of computer Network by range Question 2 Explain three major problems of Transmission lines Question 3 What is the maximum data rate of
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