ICT (Information and Communication technology) is an umbrella term that includes any communication, encompassing; radio, television, cellular phones, computer and network hardware and software, satellite systems and so on as well as the various services and applications associated with the much as video conferencing and distance learning.
ICT AS A TRANSFORMATIONAL TOOL
ICT covers any product that will store, retrieve manipulate transmit or receive information electronically in a digital form. E.g. computers, digital television, email.
Information Technology (IT) refer to the systems used to store and manage information through the use of technologies such as computers.
Information System (IS) means a computer-based system to manage information. The system usually receives information, validates it, do some calculation or processing, stores the data and outputs information.