Some people understand that Internet technology combines the first two layers into one, which refers to the storage, processing and transmission of information, while the latter refers to the application of information. Some people combine the last two layers into one, which is divided into hard front and soft back. Usually, the third layer has not been paid enough attention, but in fact, only when information is effectively applied can its value be fully exerted and the goal of informatization be truly realized. Informatization is not an end in itself, but a better means to achieve the goal in the current era background.
Extended content: The universal application of Internet technology is a sign of entering the information society. Different people and books have different explanations for this. But basically everyone agrees that it consists of the following three parts:
1, sensing technology This is the extension and expansion of human sensory organs, the most obvious example is bar code reader;
2, communication technology This is the extension and expansion of the human nervous system, which undertakes the function of transmitting information;
3, computer technology This is the extension and expansion of the human brain function, which undertakes the function of processing information.