1. Application Software
1.1. consists of programs designed to make users more productive and assist personal task
1.1.1. Web Browser
1.1.1.1. Proprietary Software
1.1.1.1.1. Internet Explorer
1.1.1.1.2. Safari
1.1.1.2. Open Source Software
1.1.1.2.1. Mozilla Firefox
1.1.1.2.2. Chrome
1.1.2. Word Processing Software
1.1.2.1. Proprietary Software
1.1.2.1.1. Microsoft Office Word
1.1.2.1.2. Pages (Apple)
1.1.2.2. Open Source Software
1.1.2.2.1. OpenOffice.org Writer
1.1.2.2.2. KWord
1.1.3. Spreadsheet Software
1.1.3.1. Proprietary Software
1.1.3.1.1. Microsoft Office Excel
1.1.3.1.2. Numbers (Apple)
1.1.3.2. Open Source Software
1.1.3.2.1. OpenOffice.org Calc
1.1.3.2.2. KCells
1.1.4. Database Software
1.1.4.1. Proprietary Software
1.1.4.1.1. Microsoft Office Access
1.1.4.1.2. Oracle DB
1.1.4.2. Open Source Software
1.1.4.2.1. OpenOffice.org Base
1.1.4.2.2. MariaDB
1.1.5. Presentation Software
1.1.5.1. Proprietary Software
1.1.5.1.1. Microsoft Office PowerPoint
1.1.5.1.2. Keynote (Apple)
1.1.5.2. Open Source Software
1.1.5.2.1. OpenOffice.org Impress
1.1.5.2.2. Showcase
2. Definition
2.1. Consist of a sereies of a series of related instruction organized for a common purpose, that tells the computer what task to perform and how to perform
3. System software
3.1. Definition -consists of the programs that control of maintain the operation of the computer and its device
3.2. Operating System
3.2.1. A set of program contain instruction together
3.2.1.1. Type of OS
3.2.1.1.1. Stand Alone OS
3.2.1.1.2. Server OS
3.2.1.1.3. Mobile OS
3.2.1.2. Function of OS
3.2.1.2.1. Start and Shutdown a Computer
3.2.1.2.2. Provide a User Interface
3.2.1.2.3. Manage Program
3.2.1.2.4. Manage Memory
3.2.1.2.5. Coordinate Task
3.2.1.2.6. Configure Device
3.2.1.2.7. Establish an Internet Connection
3.2.1.2.8. Monitor Performance
3.2.1.2.9. Provide File
3.3. Utility Program
3.3.1. A type of software that allow user to perform maintainence type task
3.3.1.1. File Manager
3.3.1.2. Disk Cleanup
3.3.1.3. Compresssion Tools
3.3.1.4. Anti-Virus Program
3.3.1.5. Spyware Remover
3.3.1.6. Disk Defragmenter
3.3.1.7. Backup and Restore