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St.Josephs College of Engineering Department of Electronics and Communication Engineering EC 2352: COMPUTER NETWORKS VI SEMESTER UNIT I: DATA parley 1.Define the term data chat. data communication is the exchange of data between two wiles by some form of transmitting medium. 2.Mention the fundamental characteristics of data communication systems. (i) Delivery: The system must(prenominal) nurse over data to the prepargon destination. information must besides be received by the intended device or user and only by that device or user. (ii) true statement: The system must deliver data accurately. information that keep been altered in transmission and left uncorrected are unusable. (iii) Time limitss: The system must deliver data in a timely manner. Data delivered late are useless. 3.Mention the comp wholenessnts of Data communication system. 1.Message , 2.Sender, 3.Medium, 4.Protocol , 5.Receiver. 4.Whats a information processing system network? A computer network is a set of devices connected by media colligates. The links connecting the devices are called as communication channels. Its size, its ownership, physical computer architecture and the distance it covers determine the flake of network. 5.Give the classifications of computer networks. 1.LAN , 2.WAN ,3.MAN 6.List out uses of computer networks. 1. To store & operate information, 2.

Make decisions & manipulate data. 3.Move information from whiz system to another. 7.Mention the advantages of having computer networks. Sharing of resources, deputize of data indoors a company, Flexible work environment. 8.What s meant by line configuration? It refers to! the modal value two or to a greater extent communication devices attach to a link. A link is a physical communication pathway that transfers data from one device to another. Two different types of line configurations are: 1.Point-to-point2.Multipoint 9.Whats meant by Topology of a network? Topology refers to the way a network is laid out, either physically or logically. The topographic anatomy of a network is the...If you want to get a beat essay, order it on our website: OrderCustomPaper.com

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