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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 is Internet? Internet is a collection of networks or network of networks. Various networks like LAN and WAN connected by suitable hardware and software to work in a seamle
State about the international standardization There are many examples, certainly. Some systems for which there is international standardization include compressed disc players
Question 1 Discuss the architecture of new generation networks. Question 2 Explain the functioning of datagram packet switching and virtual circuit packet switching Quest
As configuring of VLANs helps in controlling the size of broadcast domains. There are some key components of inter-VLAN routing such as VLAN capable switch Router Ro
Star Topology Devoted point-to-point links to central controller (hub) Controller acts like exchange Advantages - Less expensive - Robustness Disadv
Q. What is Authentication ? - Verification of sender's identity. - Accomplished through a digital signature, which is based on public key encryption/decryption. - Uses re
Thus now you know how packets travel from one computer to another computer over the Internet. however what's in-between? What in fact makes up the Internet infrastructure or backbo
Question: (a) Explain how a Token Ring networks allows sharing of bandwidth (access control). (b) (i) CSMA/CD is not appropriate for wireless communication. Explain wh
What are the concerns of the Physical Layer? Physical layer coordinates the functions needed to transmit a bit stream over a physical medium. a. Physical characteristics of in
Q. Show the Vulnerability of the Internet? More vulnerable than private network. Wide inter-network connection. Easy access by mass public world-wide. Lack of build in
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