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1. Operating System

1.1. Type Of OS

1.1.1. Stand Alone Operating System Description A complete OS that works on a desktop computer, notebook computer, or mobile computing device Proprietary Software Windows Mas OS X Open Source Software Unix Linux Ubuntu

1.1.2. Server Operting System Description An OS that is designed to support a network Proprietary Software Windows Srever 2008 Open Source Software Unix Linux Solaris

1.1.3. Embedded/Mobile Operating System Description AN embedded OS resides on a ROM chip on a ROM chip on a mobile device or consumer electronic device Proprietary Software Windoes Phone 7 iPhone OS Windows Embedded Open Source Software Google Android Embedded Linux

1.2. Function of OS

1.2.1. Shut and Shutdown a Computer Definition The process of starting or restarting a computer is calling booting Cold boot Turning on a computer that has been powered off completely Warm boot Using the OS system to restart a computer that already powered on

1.2.2. Provide a user interface A user interface controls how you enter data and instructions and how information is displayeg on the screen

1.2.3. Manage program How an OS handles programs directly affects your productivity

1.2.4. Manage memory OS allocates data and instructions to memory

1.2.5. Establish an Internet Connection OS typically provide a means to establish Internet Connection

1.2.6. Monitor Performance A program that assesses andc reports information about various computer resources and devices

1.2.7. Control a Network OS are designed to work with a server on a network

2. Utility Program

2.1. Type of Utility Program

2.1.1. File Manager to provide routine file management tasks

2.1.2. Disk Cleanup Searches and removes unnecessary files

2.1.3. Compression Tools To shrinks the size of a file

2.1.4. Anti-Virus Program To search, protect and remove virus

2.1.5. Spyware Remover To search, protect and remove spyware

2.1.6. Disk Defragmenter To reorganizes the files and unesed space on computer hard disk

2.1.7. Backup ans Restore Backup that allows users to copy files to another storage medium in case of damage or lost Restore utility reverses the process and returns backed up files to their original form

3. System Software

3.1. Operating System

3.1.1. Definition Sets of programs containing instructions that work together to coordinate all the activities among computer hardware resources

3.2. Utilility Program

3.2.1. Definition A type of system software that allows a user to perform maintenance-type task

4. Application Software

4.1. Definition

4.1.1. Consists of programs designed to makae users more productive and or assist with personal tasks

4.2. Type of Application software

4.2.1. Web Browser Software that allow users to access and interact with software from any computer ir device that is connected to the Internet

4.2.2. Word Processing A software that allows users to create and manipulate documents

4.2.3. Spreadsheet Allows users to organize data in rows and columns and perform calculations

4.2.4. Database A collection of data organized in amanner that allows access, retrieval and use of that data

4.2.5. Presentation Allows users to create visual aids for presentations to communicate ideas, messages, and other information

5. Categories software

5.1. Open Source Software

5.1.1. created by unpaid volunteers

5.1.2. freely

5.2. Proprietary Software

5.2.1. privately owned and limited to a specific vendor or computer model

5.2.2. license/paid