Under the network environment, according to the different types of services provided by servers, they are divided into file servers, database servers, application servers, WEB servers and so on.
The server is different from the host. The host is used by users through the terminal, and the server is used by clients through the network. Therefore, in addition to terminal equipment, the server computer can also be used by using the network, but users can only use specific services on the server after they are online.
Compared with ordinary personal computers, servers need to work continuously in a 7X24-hour environment. This means that the server needs more stability technology RAS, such as supporting ECC memory. And there are usually many departments connected to work together.
Extended data
After 1990s, with the development of modern technology, the Internet has been upgraded from narrow-band telephone to broadband data, marking the arrival of a new network era marked by the information superhighway.
At the same time, the popularity of the Internet has changed the habits of computer users and greatly popularized the way of network communication. From words to pictures to videos, the work that the server can accomplish is becoming more and more complicated.
Cloud and big data era has created various new types of industries, such as online stores, online e-commerce, online auctions, online sales, online games, network design and erection, and increasingly popular cloud databases or backup libraries. The popularity of standard Server (Server) and file server (NAS) is constantly optimizing and changing the existing human life.
References:
Baidu encyclopedia-server