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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.
Explain the disadvantages of symmetric algorithms?
Q. Describe Differential Manchester? - Inversion at middle of bit interval is utilized for synchronization - Presence or else absence of additional transition at beginning o
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
What are TP-Lite and TP-Heavy Monitors? TP-Lite is simply the integration of TP Monitor functions in the database engines. TP-Heavy is TP Monitors which handles the Client/S
Disadvantages of IP sec Tunnelling mode IP sec tunnelling mode has the following disadvantage a.Encryption of small packets generates a lot networks over head thu
What is Single-mode fiber Single-mode fiber is competent of higher bandwidth and greater cable run distances than multi-mode fiber. For the reason that of these characterist
No Retransmission This protocols will not through the correctly received packets but buffers than and send acknowledgment for those packets. Thus retransmission of th
1800
Q Illustrate Return to Zero encoding? - In NRZ-I long strings of 0s may still be a problem - May comprise synchronization as part of the signal for both 1s and 0s - How?
What is meant by Middleware? Middleware is a distributed software needed to support interaction between clients and servers. In short, it is the software that is in the middle
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