Information technology (IT), as defined by the Dirt Technology Association of America (ITAA), is "the study, design, development, implementation, cornerstone or management of computer-based illumination systems, particularly software applications and calculator hardware." IT deals IT Outsourcing with the appliance of electronic computers and micro software to convert, store, protect, process, transmit, and securely retrieve information.

Information systems deal with the development, use and management of an organization's IT infrastructure.