1. APPLICATION SOFTWARE
1.1. Define
1.1.1. Consists of programs design to make users more productive and assist with personal tasks
1.2. Types
1.2.1. Web Browser
1.2.1.1. Internet Explorer
1.2.1.2. Mozilla Firefox
1.2.2. Word Processing
1.2.2.1. Microsoft office Word
1.2.2.2. OpenOffice Writer
1.2.3. Spreadsheet
1.2.3.1. Microsoft Office Excel
1.2.3.2. OpenOffice Calc
1.2.4. Database
1.2.4.1. Microsoft Access
1.2.4.2. OpenOffice Base
1.2.5. Presentation
1.2.5.1. Microsoft Office Powerpoint
1.2.5.2. OpenOffice Impress
2. FUNCTION OF OPERATING SYSTEM
2.1. Start and shutdown a computer
2.2. Manage program
2.3. Provide a user interface
2.4. Manage memory
2.5. Establish an Internet connection
2.6. Monitor performance
2.7. Control a network
3. CATEGORIES
3.1. Open Source Software
3.2. Proprietary Software
4. SYSTEM SOFTWARE
4.1. Operating System
4.1.1. Define
4.1.1.1. Coordinate all the activities among computer hardware resources
4.1.2. Types
4.1.2.1. Stand Alone Operating System
4.1.2.2. Server Operating System
4.1.2.3. Embedded / Mobile Operating System
4.2. Utility Program
4.2.1. Define
4.2.1.1. A type of system software that allows user to perform maintenance-type task
4.2.2. Types
4.2.2.1. File manager
4.2.2.2. Disk cleanup
4.2.2.3. Compression tools
4.2.2.4. Anti-Virus Program
4.2.2.5. Spyware Remover
4.2.2.6. Disk Defragmenter
4.2.2.7. Backup and Restore