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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.
Question 1 This question concerns the main security goals (confidentiality, integrity, availability). Describe a situation which provides the goal of confidentiality but does not
What is Multiplexing? Multiplexing is the set of techniques that permits the simultaneous transmission of multiple signals across a single data link.
Q. How is computer networks used in sales and marketing? Marketing and sales: Computer networks are used extensively in both marketing and sales organizations. Marketing pr
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
Hardware Sharing network facilitate the sharing devices. For example instead of giving each of 10 employees in department of the internet on modern society is har
Question: a) Briefly describe the purpose of Windows Powershell? b) Name three ways software can be installed on Linux? c) What is an interrupt request? d) As the
How Intranet is different from Internet? Generally an Intranet is different from an Internet in the following ways: i. Intranet is a network within the organisation whereas
It consists of the communication stacks, distributed directories, authentication services, network time, RPC, Queuing services along with the network OS extensions like the distrib
Q. Define layered network model? - The OSI Reference Model is collection of seven layers every specifying particular network functions. - The process of breaking up the func
Categories to access the Intranet Persons who can find access to the Intranet can be put into three categories. 1. Those who can enter the site 2. Those who can access
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