Hardware is the term given to the computer machinery and the various individual pieces of the computer. It refers to the physical devices of the computer system. The same hardware can be loaded with different software to make a computer system perform different types of jobs to produce useful outputs.

In a computer system hardware and software must work together .If you find some problem with the computer components you look for hardware solutions. There are many companies who take annual maintenance charges from the customer and provide complete software and hardware solutions to them. They have their own trained engineers in both the fields (hardware or software) that find the problem and give solution for it.

Many online websites and PC manufacturing companies are providing hardware solutions in there questionnaire and support their customers by sending representative to monitor the problem of your hardware and give the solution of the same.

In order to understand the work of network installation service, we should know about computer networking. A computer network is a network of geographically distributed multiple computers connected to each other in a manner to enable meaningful transmission and exchange of information among them.

The network installation service refers to the way in which the nodes of the network are linked together. The network installation services determine the data paths, which may be used between any pair of nodes in the network. There are several organizations such as banks, insurance companies, hospitals, railways etc. that need on-line processing of large number of transactions and require many computer system to communicate and interact with each other on the same network. In such a computing environment the role of network installation services is vital.

There are several types of physical channels through which the data can be transmitted from one point to another. Most common data transmission medium are wire pairs, coaxial cable, microwave system, communication satellite and optic fibres.

Network security and support services design and maintain numerous services through which you can protect your PCs from viruses by getting firewalls installed in them, reporting spam etc.

The network security and support services give you assistance in maintaining the various networks and give solution for any troubleshooting situation in the network.