|1. The System Unit and the Chip|
|2. Computer Software|
|3.To Start and Quit a Program|
|4.Saving a File|
|5.Printing a File|
|Pdf file to printout level 2|
The System Unit and the Chip
The system unit has a hardware inside it that processed the data.
What is a Software
Software contains the instructions
that tell the computer what to do.
Types of Software
There are two main types of software:
It is the operating system.
Operating system is the boss of all the software:
It is a program that does a specific job.
Example of Application software:
Note: When you talk about application software
To Start and Quit a Program
Saving a File
Programs allow you to save your work. You save your work in a file.
Printing a File
When you are done with your work on a computer, it is fun to share it with others.