Information technology is about the support, design, creation, management, and theory behind computer and information systems. In most cases, this refers to systems such as networks, hardware, and software. It is about storing, transferring, copying, manipulating, converting, and protecting data. Just a couple decades ago nobody had heard the term information technology, but today it is a virtually indispensable part of nearly any business.The field of information technology, or IT, has may different sub-disciplines within it. Some of these include networking, computer engineering, database design, data management, software design, and many others.It wasn't all that long ago that the IT for a company could be handled by a single individual who knew how to work on computers and the disks th