1. Section 2
Software

2. Operating system Software Application Software
The “programs” which a set of information that tell the computer what to do and how to do it
Types of Software :
Operating system Software
Application Software

3. 1. Operating System Software
Operating system is the system software that controls the computer
Operating system functions
Manage resources
Provide user interface
Run applications

4. Operating system
Hardware
Applications

5. Types of operating system (OS)
Microsoft Windows 8 , 7 , XP,…
UNIX
Linux
Apple Mac OS and Mac OS X
DOS (Disk Operating System)

6. Graphical User Interface (GUI)
It is the graphics or images that appear on the screen representing the objects in the system

7. Some commonly used GUI components:
Icon
Button
Pointer
Cursor

8. Menu
Window

9. 2. Application Software
An application is a software program that is designed to perform a specific task or set of related tasks.

10. Examples of Application software
Word processing
Spreadsheets applications
Databases applications (DBMS)
Photo/Image editing applications
Web browsing

11. Word Processing Program
A word Processors allow users to create , edit and format text based documents
Example : Microsoft Word

12. Spreadsheet Applications
Numerically oriented software programs that help users store , organize , track and report data
Example : Microsoft Excel

13. Database Application (DBMS)
Database Applications or DBMS are used to store , organize , and retrieve data
Example : Microsoft Access

14. Web Browsers
Are applications that provide users with access to the internet
Example : Microsoft Internet Explorer

15. Versions
Version : is the additional evolves to the software applications to face the developments in computer performance ,and hardware
example : version 2.4.0

16. How Do I Check the Software Version:
Help  About

18. How Do I Check the Product ID Number:
Help  About

19. Updates
Updates : allow user to upgrade his existing software to the latest version without having to install the new version from scratch.

20. How is Software Built ? Analysis Design Stage Programming Testing
The software development stages :
Analysis
Design Stage
Programming
Testing

21. Software Categories Shareware: Freeware:
Is software that is available for users to try for free by downloading and installing it from the internet. With shareware, after a certain period of time, the user will typically be required to pay a fee
Freeware:
Is computer software that is freely available for an unlimited time and at no cost .

22. End User License Agreement (EULA)
Is a legal contract between the manufacturer and/or the author and the end user of an application.
If the user wants the software installation to continue he will click a checkbox, radio button, or an “I Agree” button.

23. End User License Agreement (EULA)

24. Copyright
Copyright can be described as a set of rights that can control how a particular creation is used or copied. Any material that is in the public domain (can be freely used by anyone) is not copyright protected.

25. Download:
You should not download any file from an unknown source to avoid contain a virus that can damage other files on your computer.
You should not try to distribute these materials in a way that leads to copyright infringement.