Hardware is a set of technical means. Usually these are electronic and mechanical devices. Such devices allow to provide both normal functioning of any systems, and extend their basic functions. In the first case, it may be computers, data networks.
Usually, hardware is understood as a totality of devices that contribute to the optimal functioning and performance of additional functions.
Hardware includes:
- computers;
- logical devices;
- external devices;
- diagnostic equipment;
- power equipment;
- batteries;
- batteries.
Hardware is very often referred to as computer components. It should be noted that today no electronic device can exist without them.
Hardware is divided into internal and external. In this case, the best way to upgrade them is to replace the old hardware with new, which has better characteristics.
It is worth noting that the hardware also includes servers.
Servers are highly specialized solutions. For them is characterized by embedded software, it is determined by specialization and possible provided services. So, for example, in the case of computers, it is necessary to install it. Hardware of this type is characterized by simplicity and reliability of operation.
Servers consume much less power and in some cases are cheaper. But here it should be noted and some minus. Their flexibility is somewhat less, and also such software is sometimes limited in resources.
The main feature is that the server is primarily a program or software module. Without this, the possibility of the existence of hardware is excluded.
It is important to remember that an arbitrary number of servers can be produced on a single unit at one time. The only exceptions are those that conflict with each other in terms of resources and their number. This is due to the fact that there will be a division.
It is possible to activate the services of the servers on a workstation. This is necessary for their functioning against the background of the division of computer resources with software products that are run by the user. This principle is called “non-dedicated”. Otherwise, the computer performs only service functions. In this case, the workstation may already be a few servers. Usually it is a terminal and remote access to the file system and printing system.
Standard hardware in this case includes a number of servers. They may include:
universal;
Routing conventional and dynamic;
network services;
file servers and data access;
game services.
Each is needed to perform separate actions and functions.