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1. Software: System software vs application Software2. People interacting with computers: using computer language.Graphical interface vs command line mode dir MD Rd CD CD: Cd/del exit3. Classification of languages: first generation: Machine Language second generation: assembly language Third generation: high-level languages (process-oriented---object-oriented)Features of the 4.java language: ① Object-oriented ② robustness ③ cross-platform (write once, run anywhere)---JVM5. Installing the JDK and

First of all, realistically speaking, my Visual C + + is not already getting started, I am not sure. Now the level is able to read some code, or "literate" for VC. "N times failure, 1 success, but also learn not how to ... You are too stupid! "If you have such an evaluation, then congratulate you, you have already understood me this person's 99.9%." N This number is exactly how much even I can not remember, conservatively speaking (n≥6==true) This expression can be set up. Back to my Visual C +