Information Technology: Information technology encompasses all forms of technology used to create, store, exchange and use information in its various forms, i.e., it incorporates all computerized and automated information handling, including system design and analysis, conversion of data, computer programming, information storage and retrieval, voice, video, data communication
Input Unit: Input unit is used to fetch or retrieve the data from the outer world and then convert it into computer machine understandable form, so that it can further be transferred to the computer system for further processing.
Internet: Internet is at once a world-wide broadcasting capability, a mechanism for information propagation, and an intermediate for association and interaction between individuals and their computers without taking into account their geographic location. The Internet characterizes one of the most victorious examples of the benefits of sustained investment and commitment to research and development of information infrastructure.
Interpreter: An interpreter is used to convert a program written in some high level language into a machine level language, This conversion is done simultaneously with the execution of the program line by line.
Joystick: Joystick works in a similar fashion as mouse does. It is also referred to as a pointing device to point anything on the CRT screen.
Keyboard: It facilitates the user to use an English-like language to issue instructions to an electronic device.
Language Processor: It is used to process a program written in some high level language so that it is easily understood by the computer.
Laser Printers: Laser printers solve the printing purpose in the same way as photocopy machines generally do. The powdered ink toner is transferred to the paper and then fixed by heat and pressure.