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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 is packet filter? Packet filter is a standard router up to with some extra functionality. The extra functionality permits every incoming or outgoing packet to be inspected
Describe the following topics A . LAN B . MAN C . WAN D . ARPANET
PHYSICAL ADDRESSING IN A WAN: The physical addressing in a WAN is same as in LAN in the following way: The data is send in packets equivalent to frames. Every pack
Overview of Data transmission network model A network is a combination of hardware and software that sends data from one location to another. The hardware consists of the physi
Describe some common threats to the hardware Theft of a computer, printer, or other resources. Tampering by a disinterested or frustrated employee who takes every chan
What is Multiplexing? Multiplexing is the set of techniques that permits the simultaneous transmission of multiple signals across a single data link.
Explain in brief -Ring Topolgy Comments 1 - A faulty connection amid two stations can cause network failure 2 - It's difficult to add a new station/device as it has to come betwe
Describe the concept of successor and feasible successor?
Q. Explain the Communication Channel Threats? Secrecy Threat - Secrecy is the avoidance of unauthorized information disclosure - Privacy is the guard of individua
Describe EBGP and IBGP?
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