1. System Software
1.1. Operating System(OS)
1.1.1. Defination:- Is a set of programs containing instructions that work together to coordinate all the activities among computer hardware resource.
1.1.2. Types Of OS
1.1.2.1. Stand Alone Operating System -Is a compplete operating system that works on a desktop computer, notebook computer.
1.1.2.1.1. Proprietary Software
1.1.2.1.2. Open Source Software
1.1.2.2. Mobile Operating System -An operating system that is designed to support a network.
1.1.2.2.1. Proprietary Software
1.1.2.2.2. Open Source Software
1.1.2.3. Server OperatingSystem -An mobile operating system resides on a firmware on a mobile device.
1.1.2.3.1. Proprietary Software
1.1.2.3.2. Open Source Software
1.1.3. Function Of Os
1.1.3.1. Start and Shutdown
1.1.3.2. Provide a user Interface
1.1.3.3. Manage Program
1.1.3.4. Manage Memory
1.1.3.5. Establish an Internet Connection
1.1.3.6. Monitor Performance
1.1.3.7. Content a Network
1.2. Utility Program
1.2.1. Defination:- Is a type of system software that allows auser to perform maintenance-type task.
1.2.2. Types Utility Program
1.2.2.1. File Manager: -To provide routine file mangement task
1.2.2.2. Disk Cleanup: -Search and remove unnecessary
1.2.2.3. Comperation tools: -To shirnk the size of a file
1.2.2.4. Anti-Virus Program: -To protect a computer against virus by identifiying and removing any computer viruses found in memory ,on storage media .
1.2.2.5. Spyware Remover: -To detect and deletes spyware
1.2.2.6. Disk Defragmenter: -To reorganizes the file and unused space on computer hard disk
1.2.2.7. Backup And Restore: -A backup utility allows users to copy files to another storage medium in case ofdamage or lose. -A restore utility reverses the process and returns backed up file to their original form.
2. Definition
2.1. Consists of a series related instruction,organized for a cammon purpose that tells the computer what taks to perform and how to perform them.
3. Application Software
3.1. Web Browers -A software that allows users to access and interact with software from any computer /device that is connected to the internet.
3.1.1. Propriety Software
3.1.1.1. Internet Explorer
3.1.1.2. Safari
3.1.2. Open Source Software
3.1.2.1. Mozilla Firefox
3.1.2.2. Chrome
3.2. Presentation Software -Presentation software allows users to create to create visual aids for presentation to communicate ideas, messages, and other information to a group.
3.2.1. Propriety Software
3.2.1.1. Microsoft Office Powerpoint
3.2.1.2. Keynote(Apple)
3.2.2. Open Source Software
3.2.2.1. OpenOffice.org Impress
3.2.2.2. Showcase
3.3. Spreadsheet Software -A spreadsheet software allows users to organize data in rows and column and perform.
3.3.1. Propriety Software
3.3.1.1. Microsoft Office Excel
3.3.1.2. Numbers(Apple)
3.3.2. Open Source Software
3.3.2.1. OpenOffice.org Calc
3.3.2.2. KCells
3.4. Word Processing Software -A software that allows users to create and manipulated document.
3.4.1. Propriety Software
3.4.1.1. Microsoft Office Word
3.4.1.2. Pages(Apple)
3.4.2. Open Source Software
3.4.2.1. OpenOffice.org.Writer
3.4.2.2. KWord
3.5. Database Software -A database is a collection of data organized in a manner that allows access, retrieval and use of that data.
3.5.1. Propriety Software
3.5.1.1. MIcrosoft Office Accesss
3.5.1.2. Oracle DB
3.5.2. Open Source Software
3.5.2.1. OpenOffice.org. Base
3.5.2.2. MariaDB