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CS Computer Networks Two Marks Questions With Answers Anna University, Chennai. Anna_University,_Chennai_logo. UNIT I. 1. Explain ISO/OSI . CS COMPUTER NETWORKS TWO MARK QUESTIONS WITH ANSWERS ANNA UNIVERSITY QUESTION BANK BY SELVAM COLLEGE OF. A Computer network is a number of computers interconn this is for 2 marks and 16 marks question papers for data communication. Copyright: Attribution CSComputer Networks – Anna University Engineering Question Bank 4 U. Uploaded Mobile Communication 2-MARK Questions and Answers. Uploaded .

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In the NRZ-L sequence, positive and negative voltages have specific meanings: Digital signature is a method to authenticate the sender of a message. Subnetting provides an elegantly simple way to reduce the total number of network numbers that are assigned.

The data connection is made between the data transfer processes. Name the four types of S-frames? The routing can be classified as, Adaptive routing Non-adaptive routing.

Checksum is based on the concept of redundancy. Mention the types of error correcting methods. At the receiving machine, the headers or trailers attached to the data unit at the corresponding sending layers are removed, and actions appropriate to that layer retaken.

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Here each entity can create a pair of keys, keep the private one, and publicly distribute the other one.

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The data must be transmitted using NRZ-L encoding. Write short notes on error correction?

Mention the types of errors and define the terms? There are 2 error-correcting methods.

CS Computer networks – RJ edition 2marks and 16marks with answers

In the NRZ-L sequence, positive and negative voltages have specific meanings: The quality of service defines a set of attributes related to the performance of the connection.

Pretty Good Privacy is used to provide security for electronic mail. Calculating the cipher text using the long keys takes a lot of time. A Character level encryption in which the characters retain their plaintext but the position of the character changes.

CS – Computer Networks – 2 & 16 Marks with answers :Study Zone

Means that 2 or more bits in the data unit have changed from 1 to 0 from 0 to 1. A protocol is a set of rules that govern data communication.

What are the four aspects related to the reliable delivery of netwoks Using Qestions, encode the bit stream What are the three pieces of information in the configuration messages? In network transactions, you can create an equivalent of an electronic or digital signature by the way you send data. Anna University – B. The quality of service defines a set of attributes related to the performance of the connection. Where is the Menu?

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Explain the two types of duplex? Mention the different physical media?

A simple example of modulation is to vary the power amplitude of a single wavelength. Each layer in the sending machine adds its own information to the message it receives from the layer just above it and passes the whole package to the layer just below it.

Anna University Nwtworks of Civil Engineering B. Anna University Department of Civil Engineering B. Optical Communication and Networks Question Bank