A: IT: the original meaning in English refers to the third person singular of the object. There are other abbreviations for other words, such as information technology: Information Technology; instant translation instant translation; innovative technologyinnovative technology. Also refers to the English abbreviation for the information technology industry.

The widespread use of Internet technology is a sign of entering the information society. Different people and different books have different explanations for this.

IT has the following three components:

----- sensing technology which is the extension and expansion of the human sense organs, the most obvious example is the bar code reader;

----- communication technology which is the extension and expansion of the human nervous system, to assume the function of transmitting information;

----- computer technology which is the extension and expansion of the human brain function and expansion, assume the function of processing information.