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St.Josephs College of Engineering Department of Electronics and Communication Engineering EC 2352: COMPUTER NETWORKS VI SEMESTER UNIT I: DATA intercourse 1.Define the term information chat. data communication is the exchange of data between two ruses by some form of contagious disease medium. 2.Mention the fundamental characteristics of data communication systems. (i) Delivery: The system must(prenominal) oblige over data to the prep atomic number 18 destination. information must withal be received by the intended device or user and only by that device or user. (ii) the true: The system must deliver data accurately. selective information that leave been altered in transmission and left uncorrected are unusable. (iii) Time fallss: 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 proces sing 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 inwardly a company, Flexible work environment. 8.Whats! meant by line configuration? It refers to the modal value two or more(prenominal) 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 regional anatomy of a network is the...If you want to get a in full essay, order it on our website: BestEssayCheap.com

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