Operating system

Operating System and programs
A continuation from Unit 2

Programming
CPU works with combinations of bits and bytes.
These bits and bytes are codify
Programming is to build the code.
To make it easier, programmers work with programming languages.

Program
A program is a set of instructions that tells the computer how to make and specific task.

Installing programs
To make your computer run a program, first thing to do is to install it.
To install a program is to copy it (from a CD or downloaded from the Internet) on to your computer’s hard drive.

Types of programs
Word processing
Database
Spreadsheets
Research
Entertainment
Education
Desktop publishing

An important type of program

THE OPERATING SYSTEM (OS) IS THE MOST IMPORTANT PROGRAM OF A COMPUTER.

Why the OS is the most important program on any computer?
Controls how the CPU communicates with other hardware components
Makes computers easy to operate by people who don’t understand programming languages.
Controls the memories, the hard drive and all the saving data units.

How the operating system opens programs

Types of operating systems
Macintosh computers: Apple
System 7, System 8...
PC
All the WINDOWS by Microsoft
Al the LINUX versions
The Graphical User Interface

Click here to learn more about OS

Files and folders (archivos y carpetas)
How to organize the information

What is a file?
A file is a collection of data that is stored together.
Files are sometimes stored in folders

How to identify a file:
Name
Name
Type
Location
Length

This ICON gives me the way to look in the hard drive and all the storage disks
If I don’t want to storage a folder or a file anymore, I send it to the RECYCLE BIN
This is my DESKTOP
The image is called WALLPAPER
TASKBAR
START

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Operating system

by covapretic on Nov 07, 2010

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Operating system Presentation Transcript