Server, also known as server, is to provide the computing service equipment, (server rental hosting dh:) because the server needs to respond to service requests, (139) and processed, so the general (671) said server (48866) should be capable of undertaking the service and security service, the server form including CPU, hard disk, memory, the system bus, etc., and general computer architecture are similar, but due to the need to provide service of high availability, so in processing capacity, stability, reliability, security, scalability, manageability, etc, the demand is higher,

In normal under the network environment, according to the server for the type of service is different, divided into file server, database server, application server, WEB server, such as
Server role for modern network applications, can say is very important, leave the server support, basically all. Internet equipment unable to function properly, the server mainly has two aspects: one is the response of terminal service requests, and for processing, we are on the Internet it is impossible to directly to the network access to the Internet, we all need to connect to the network, the server request, only the server response your networking and processing can be connected to the Internet; 2 is a function of storage, server storage space is generally sufficient, can store a lot of information,
Server hardware devices, as an essential part of modern web application development, or will in the future to provide more diversified services,