Computer Networks are everywhere. From the distributed systems to the middle ware and to the world wide web, computer networking has proved to be improving in techniques to reach remote areas and applications to serve the purpose.
- Business Applications: Resource sharing is one of the most popular use of computer networks in the business applications. For Instance, a printer is shared in a network and hence saves a lot of investment in hardware. The computers connected in a network can make use of the printer in the network instead of having separate printers for every computer. Scanners, Cd burners, Fax machines are few other resources which can be shared in a network. Email facility with the help of Outlook application has enabled communication among the members of the company in sending reports and analyzing data. There would be a server handling the requests of all the computers connected in the network. Clients pass the request and the server works on the request by giving the reply.
- Home Networking: Computers are now a days used just for person to person communication with the help of Internet. Internet can be used to have remote access to the information, person - person communication as discussed earlier electronic commerce, Interactive entertainments like games. Interactive entertainments such as XBOX gaming online and online tutorials which used flash for interactive environment. Now a days, people are buying a computer just for the sake of checking their email which enables person to person contact. With the help of VPN ( Virtual Private Network) one can work and access of office data right from home. In peer -peer systems there is no client system. Every computer in a network is connected to every other computer through wire.
- Mobile Users: With the advent of technology in improving protocols for better communication, WAP (Wireless Access Protocol is now being increasingly used to communicate in a network. There are two forms of wireless: Fixed Wireless and Mobile Wireless. Desktop computers in an office are neither fixed nor mobile wireless. A notebook computer used in a Hotel room with the help of Ethernet cable is an example of mobile wireless and not of fixed wireless. Networks in old unwired building is an example of typical fixed wireless and not of mobile wireless. Portable office or PDA for store inventory is a perfect example for fixed as well as mobile wireless technology being used. M-commerce is using mobile device for paying cash using credit cards and act as an electronic wallet.
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Uses of Computer Networks
Uses of Computer Networks