It is short for "C Plus Plus". ! ! !
It is another computer programming language after C, and C++ programming language supports all C language grammars at the same time. C++ is similar to C: but C is a process-oriented programming language, while C++ is an object-oriented programming language. However, C++ maintains its compatibility with C, which means that C code can be inserted into C++ programs without modification.
Cpp is the suffix of the source code file written in C++ language. Its strong support for classes allows it to write better programs.