IT has the largest knowledge system, and the IT knowledge base is a good place for IT learning. Related languages include c/c++, basic, pascal, java, database language sql and so on. IT knowledge base, a good place for IT learning, and countless related softwares. The main knowledge is the use of language and software, such as vc, vb, delphi, pb, eclipse, IT knowledge base and language-independent software, such as 3dmax, photoshop and dreamweaver. Learning a word is also software knowledge. Among them, c_for_linux and java mobile phone programming are relatively high at present. This content comes from IT knowledge base, and there are the most training courses in China. Novices can learn office software, and advanced ones can learn 3d or java.

2. Hardware, (computer assembly knowledge should not be counted as hardware knowledge) Some people say that the wages of some domestic hardware workers are three times that of software, which is actually reasonable. In hardware learning, we should start with flip-flops, and/or circuits, learn to make circuit diagrams and circuit boards, and the most advanced is the design of computer chips. In the future, I can engage in mobile phone design, automobile circuit design, refrigerator color TV, toy watch, and many other related training courses.

3. Network, Sina, Baidu, these companies are all network companies, but the technicians are all software engineers, doing website programming. To be a manager, you have to study economics, management and communication, mainly switches, routers, hardware firewalls and knowledge. Although I only learned three things (which are very interesting and have nothing to do with computers), because these devices are all tens of thousands of yuan, and some are hundreds of thousands of yuan. These contents come from the IT knowledge base. Where there is money to buy equipment, the salary is also very high. Those who are qualified as "network engineers" can earn tens of thousands to hundreds of thousands of dollars a year. They can be engaged in the construction of campus or company network, and some are engaged in maintenance work with relatively low wages.