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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.
Root DNS Servers A root server is a serve which consists of the entire hierarchy of servers. A root server usually does not store any information about domains but
Calculate the Network Address, the broadcast address and the host range, for the following host address i. 192.168.180.94/27 ii. 172.23.8.19 /21 iii. 147.252.238.20 255.255.240.0 b
802.11 DSSS a) Direct sequence spread spectrum in a 2.4 GHz band b) Each bit is replaced by a sequence of bits called a chip code, implemented at the physical layer c) Se
Can you describe TCP header in detail?
Interdepences of workstation hardware and software
What is the internal IP address There is a separate set of IP address for a company's internal use, more popularly known as "internal IP address" or subnet IP address. This IP
Q. Single Mode for transmitting optical signals? - Merely one beam from a light source is transmitted using a smaller range of angles - Smaller diameter as well as lower de
Explain Peer-to-Peer Networking Model. A networking model where every workstation has equivalent capabilities and responsibilities is called as peer-to-peer model. There is no
Define the term - Graphics Interchange Format A type of graphics file found frequently on the .net. A picture of a vice-president, for example, may appear on the Intranet as
What are Diagrams and Trigrams? The most ordinary two letter combinations are known as diagrams. e.g. th, in, er, re and an. The most common three letter combinations are known
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