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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.
User Datagram Protocol - UDP is a connectionless oriented transport protocol for use when the upper layers give error-recovery and reliability. UDP does not series data or re-assem
Q. What is Retransmission timer? Retransmission timer if an ACK is received previous to the timer goes off - destroy the timer if the timer goes off before ACK a
State about the Single Sign-On Intranet This Intranet, if managed efficiently, allows maximum security by firewalling anyone from inappropriate sites automatically. For exam
Q. Describe Mail Access Protocols? Mail Access Protocols - Used by receiver to retrieve mail when desired - Post Office Protocol, version 3 (POP3) is a simple limited
Fundamentals of intranet Introduction The history of the Intranet starts right from the days when computer networks came in. However, it could find a name and place for it
State the Steps to provide more computing power In order to provide more computing power, the following steps may be taken: Add more processing power by addition of more
no ip domain-lookupcommand is use to disable domain lookup
how to own cipher to encrypt and decrypt message by combine both substitution ans transposition algorithm using c program
this is Our final year project where we have to create a network infrastructure design for a banking corporation for their new setup in Australia.for this we have to create network
What is piggybacked ACK The protocol will be incorrect. Suppose that 3-bit sequence numbers we are using. Consider following situation: A just send frame 7. B gets frame
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