What do you understand by the word computer?

Answer 1

information-technologyis concerned with improvements in a variety of human and organizational problem-solving endeavors through the design, development, and use of technologically based systems and processes that enhance the efficiency and effectiveness of information in a variety of strategic, tactical, and operational situations. Ideally, this is accomplished through critical attention to the information needs of humans in problem-solving tasks and in the provision of technological aids, including electronic communication and computer-based systems of hardware and software and associated processes. Information technology complements and enhances traditional engineering through emphasis on the information basis for engineering.

Answer 2

A computer is a device which takes an input and processes it to create an output. Computers can be mechanical such as early computers like the astrolabe or the abacus. Computers can be electronic such as modern PCs. Computers can even be biological such as a brain.