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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.
This code properly implements the IP checksum function on a 32-bit machine: unsigned short cksum(unsigned short *buf, int count) { unsigned long sum = 0; while (count--) { sum += *
Cross Bar : The crossbar network is simplest interconnection network. It has a double dimensional grid of switches. It's a Non-blocking network and offers connectivity between out
In connectionless schema, there is no connection required. The source of data includes destination information in data and transmit to the network. Network transmit each data item
PPTP use for encryption and authentication
Q. Explain the process of piggybacking? When a data frame arrives in its place of immediately sending a separate control frame and the receiver restrains itself and waits until
Default IPX Ethernet encapsulation is Novell-Ether
The distance over which data moves within a computer may differ from a few thousandths of an inch, as is the case within a one IC chip, to as much as lot of feet along the backplan
What is a Management Information Base (MIB)? A Management Information Base is part of each SNMP-managed device. Every SNMP agent has the MIB database that having information ab
By utilizing measurements of the so-called pseudo range between an object and each of several earth orbiting GPS satellites, the object can be very accurately located in space. A g
A multiple activity chart records the related sequence of activities of more than one subject, men and / or machine on a common time scale showing the relationship between
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