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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.
Problem 1 Bring out the differences between POP and IMAP4 Problem 2 Discuss User Datagram protocol Problem 3 Explain the various steps in TCP congestion control
Q. Explain about Error Detection? Data can be corrupted during transmission because of accidents, Storms, sudden increase in electricity and voltage / decrease in signal power
Future of the intranet At present, the world of information technology is guided bythe C 3 paradigm that stands for Command, Control and Communication, which is normally
Categorization according to pipeline configuration According to the configuration of a pipeline, the below categories are recognized under this classification: Unifunct
Network layer duties Internetwork - Physical and Data link layers are jointly responsible for data delivery on the network from node to node
What is Forward Error Correction and data words Forward error correction It is the process in which the receiver tries to guess the message by using redundant bits. Da
What is Internet? Internet is a collection of networks or network of networks. Various networks like LAN and WAN connected by suitable hardware and software to work in a seamle
These are fully-loaded machines which consists of multiprocessors, high-speed disk arrays for interview I/O and fault tolerant features.
Transmission robustness and security Unless properly designed, a wireless LAN might be interference prone and simply eavesdropped. The design of a wireless LAN must allow relia
A communications channel is pathways over which information can be communicate. It may be described by a physical wire that connects communicating devices, or by a radio, laser, or
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