What are the meanings of source program, target program and executable program?

Source program: refers to an uncompiled text file written in accordance with certain programming language specifications. Target program: refers to a collection of machine codes (binary codes) that can be directly run by the computer after the source program has been compiled, with the extension ".obj". Executable program: The target program is connected with the library function to form a complete program that can be executed independently under the operating system.

The operating environment of this tutorial: Windows 7 system, Dell G3 computer.

Source program:

Source program refers to an uncompiled text file written in accordance with certain programming language specifications. It is a series of human-readable computer language instructions.

The source program cannot be executed directly on the computer. You need to use a "compiler" to compile the source program into binary form of code.

Target program:

The binary code obtained by compiling the source program through the "compiler" is called the target program

The target program refers to the source program after Compile a collection of machine codes that can be directly run by the computer. The computer file has .obj as the extension

executable program

executable Program: Connect and assemble all the compiled target modules, and then connect them with the function library to form a whole to generate a target program that can be executed by the computer and become an executable program.

Simply put, an executable program is a complete program that can be independently executed under the operating system by connecting the target program and the library function.

The extension of the executable program is ".exe ” (in dos/windows environment).

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