Information technology (IT) is a term that encompasses all forms of technology used to create, store, exchange, and use information in its various forms.
IT includes both hardware and software. Common examples of hardware include computers, cell phones, television sets, and digital video recorders. Common examples of software include word processing programs, spreadsheet programs, and media players.
IT also includes the delivery of services such as web-based applications and online banking.
In short, IT encompasses all forms of technology that are used to create, store, exchange, and use information.