Different types of servers

The computer network may be local or wide. It uses different protocols to connect computers, computer server and all other types of shared computer equipment through a router, a switch or a hub. Computer servers host in this network, software, electronic data and web access that will be used by the other computers in the enterprise. 


- The Internet is a global system of interconnection of local networks. Communication can be wired (ADSL, optical fiber, cable ...), satellite, radio ... pass on this network web, e-mail and instant messaging via computer servers.- The Ethernet network: LAN cable connecting all computer equipment them to communicate data from the computer server.- The WiFi network: wireless communication network whose scope is generally a dozen meters indoors and up to 50 meters outdoors. Its utility is mobile since it suffices to the proximity of a terminal to access a computer server.- The Blue tooth network can connect multiple devices to each other (up to 7) b

y removing the cables. It is a short-range network using radio waves.What are the different types of computer server?• Web Server: Whenever you request a web page, you go through an Internet network from a web server• File Server: it keeps the files shared by multiple computers in a common location. A user can retrieve a document from the computer, process it and save it again on the server.• Application server: it stores and allows to share data (commercial, accounting, etc.) accessible from all positions related to computer server. It can process the information so as to extract the desired data from the computer.• Print Server: allows to share one or more printers• Email Server: manages messages distributing email to computers and storing to allow remote access.What is a client-server?Is referred to by this name any computer server responding to a client request. The customer in a company computers being connected together and sharing electronic data and external resources (printers, scanner, fax, internet connection, etc.) provided by the server. With its server software, you can:• Hold, process and store data in one place• Control access to files• Protect your data against hackers• Manage and restore your backups• Centralize the management of your entire IT system• Share of the various external resourcesA client server network is reduced costs and increased productivity for even the reduced number of companies.