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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 are the layers covered under end to end later connectivity?
Explain the term- Encryption Because all of the user traffic, as well as control traffic, is digitized in second generation systems, it is a relatively simple matter to encrypt
What is Redundancy? The method of including extra information in the transmission solely for the purpose of comparison. This technique is known as redundancy.
Ku-BAND EARTH STATION This is most recent on-going project under which 40 remote sites will be installed for CDMA back haul and 60 sites will be installed for GSM back haul. 4
Data Parallel Programming In the data parallel programming model, main focus is on performing simultaneous operations on a data set. The data set is typically prepared into a c
Process Switching It applies the brute force method to switch packets wih consumption of large amount of CPU time List of items are needed when switching packets Routing
Error Detection- Check Sum The Checksum generator are subdivides the data unit into equal segments of "n" bits (usually 16) These segments are added utilizing one's c
What is Stop-and-Wait Protocol? In Stop and wait protocol, sender sends single frame, waits unless it receives confirmation from the receiver (okay to go ahead), and then sends
Determine about the infrared spectrum (1) The spectrum for infrared is virtually unlimited, which shows the possibility of achieving extremely high data rates. (2) The infra
What are the advantages of bus topology? The benefit of physical bus topology is: a. It uses established standards and it is relatively simple to install. b. It needs les
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