1. Software Chapter 2

2. Software Is a program which consists of step by step instructions that tell the computer how to do his work.

3. Operating System Is considered as a system software. Examples : Disk operating System (DOS) Windows, Linux, Unix,OS/2,Macintosh Operating System (MacOs).

4. Functions of Operating Systems Booting Up User Interface Task and Resources Management Monitoring Files Management System Security

5. Applications Software Is a program or a group of programs used to accomplish a variety of tasks which you can use once the operating system has been loaded.

6. Applications Software (Examples) word processing  MS Word Spread Sheets Applications  MS Excel Database Applications  MS-Access Database Applications  MS-Access Desktop Publishing (DTP)  Adobe Photoshop Presentation Applications  MS PowerPoint Web browsing  MS Internet Explorer Email Software  MS Outlook, Outlook Express Email Software  MS Outlook, Outlook Express Photo Editing Software  Photoshop, PaintShop Pro Photo Editing Software  Photoshop, PaintShop Pro Computer Games (may use special computers Like play station, Nintendo …

7. Interfaces Is the way the user uses to deal with the computer or to send his or her commands to the computer. Types : 1. Command Line Interface. 2. Graphical User Interface.

8. Accessibility Options Voice Recognition a. Speaker Dependent b. Discrete Speech System c. Continuous Speech System Screen Reader. Screen Magnifier. On-Screen Keyboard.