"The host" (the host) is a "computer" (computer), so the "host" and "computer" should be the same meaning,
But in the Internet, "the host" refers to any connected to the Internet (i.e., connected to the Internet on a physical network), you can run the application of computer system, the host can be small to the PC, can also be big to mainframe computers, the host CPU can be slow soon, its memory can be small or great, but the TCP/IP protocol family to be able to make any pair of hosts on the Internet can communicate, regardless of their hardware has much difference,
Server computing service is provided, because the server needs to respond to service requests, and for processing, so in general the server should have the ability to bear the service and security service, the composition of the server including processors, hard drives, memory, the system bus, etc., and general computer architecture are similar, but because of the need to provide highly reliable service, so in processing capacity, stability, reliability, security, scalability, and manageability, etc, the demand is higher, under the network environment, based on the server to provide different service types, divided into file server, database server, application server, WEB server, etc.

CodePudding user response:

HOST, the HOST mainly focus on the expression of it the generality of the "point" in the network, the scope and general computer almost
Computers, COMPUTER, can according to the context refers to all the computing equipment, specifically said it a personal COMPUTER (PC)
SERVER, the SERVER, emphasizing the nature of the software, it refers to run a service program computer (can be any of various kinds of hardware devices, including PCS, servers, etc.); Emphasize the hardware characteristics, especially the server equipment, differs from the PC

CodePudding user response:

Host, it is not necessarily the "Computer", it refers to a device on the network, Computer, especially Computer