In this module you will learn what a computer program is and the environment in which it performs its work.
We will explore what a program looks like to the programmer, what it looks like to the computer, and how it gets from the language of the programmer to the language of the computer.
By the end of this module, you will be able to:

1. Define computer programs
2. List and describe the components of a computer
3. Describe the role of an operating system
4. Describe what happens when a computer program is executed
5. Explain what machine language is
6. Explain what compilers and interpreters do

In the next lesson the concept of computer program will be explained.