The term ‘IT’ is an abbreviation of Information Technology. A general dictionary defines IT as the development, installation and implementation of computer systems, telecommunications and software applications. In practical terms, IT consists of:
1. Computers, such as desktops, servers, laptops, mainframes, and the data that they hold.
2. Software, such as operating systems (Windows, Unix, Linux, Novell, specialised operating systems) and applications, such as word processors, spreadsheets, databases, productivity tools, business applications and custom-built applications.
3. Communication and telecom equipment, such as PBX, lease lines, the Internet, telephone networks, Local Area ...