Computer Networks are everywhere. From distributed systems to the central ware and world wide web, computer network has proven to improve the technology to reach places and programs to serve.
- Business Applications Resource sharing is one of the most popular use of computer networks in the business applications. For example, the printer is shared in the network and hence saves a lot of investment in hardware. Computers connected to the network can make use of the printer in the network instead of having a separate printer for each computer. Scanners, CD burners, fax machines are some other resources that can be shared in a network. Email facility with the help of Outlook application has made relations between the company to send reports and data analysis. It would be a server, handling requests of all the computers connected to the network. Customers pass the request and the server works on the request to give an answer.
- Home Networking Computers nowadays are used only for person to person communication with the help of the 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 courses used for flash interactive environment. Nowadays, people can buy a computer just for the sake of viewing their email that allows person to person contact. With the help of VPN (Virtual Private Network) can work and access office documents right from home. The match -peer system is no client system. Every computer in a network is connected to every other computer through wires.
- Mobile Users With the advent of technology to improve protocols for better communication, WAP (Wireless Access Protocol is now increasingly used to communicate network There are two types. wireless Fast 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 .. Fast Wireless. Networks old Unwired building is an example of the typical Fast Wireless and not of mobile wireless. Portable office or PDA for store inventory is a perfect example of fixed and mobile wireless technologies used. M -commerce use mobile phones to pay money using credit cards and act as electronic wallets.