Classification of servers, according to the service they provide
A server is a computer hardware with software installed that saves files and makes them available online for other computers. Servers offer all kinds of information and also help manage programs that users or other computers require (these can be laptops, printers, scanners, faxes, etc.)
Web server
It mainly deals with storing the HTML files of a web page, which include texts, images, videos, etc. Its efficiency depends on the processing speed, the hardware, the number of requests and the dynamic web contents.