C language is a classic process-oriented programming language. General people learn C language in order to understand programming and exercise their logical thinking ability, and it is often used in some programming closely related to hardware. \ x0d \ x0d \ c++is a mixed object-oriented language, which adds the concept of object-oriented to the C language. It's powerful, but it's difficult. \ x0d \ x0d \ Java is improved on the basis of C++ and abandons some shortcomings of C++. The syntax is very similar to C++. It runs on a Java virtual machine, so it can be compiled across platforms and executed anywhere. \x0d\\x0d\ Programming is easy to learn but difficult to master, which one is easy to learn and which one is difficult to learn. Both of them have good development prospects, depending on the direction. Bottom C, desktop applications, games and so on C++, embedded, web pages, Java.