The technology of computers, telecommunications, and other devices that integrate data, equipment, personnel, and problem-solving methods in planning and controlling business activities. Information technology provides the means for collecting, storing, encoding, processing, analyzing, transmitting, receiving, and printing text, audio, or video information.
Hardware: In the context of information technology, the computer and its peripherals constitute the hardware.
Software: The programs and documentation necessary to make use of a computer constitute the software.
Source: http://www.apics.org/ (10th ed.)