Types of Computer softwares
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The document outlines various types of computer software, including operating systems (OS) like Microsoft Windows and Linux, along with their functions and interactions with hardware. It distinguishes between utility programs, application software, and various forms of data files, highlighting their roles in managing computers and performing specific user tasks. It further categorizes OS into standalone, network, and embedded types, illustrating the relationship between operating systems, applications, and data files.
Types of Computer softwares
- 1. Types of Computer Software Prepared by Haider Ali Malik Department of Botany University of Sargodha
- 2. Operating System • An OS is a program (some may say a set of programs) that coordinates all the activities of a computer
- 3. Microsoft Windows XP from Amazon.com
- 4. Apple Mac OS X from Apple Computer
- 7. Sun Solaris Unix from xfce.org
- 10. How OS interact with computer? POWER 1. Turn on the power
- 11. 2. The processor finds the ROM chip that contains the BIOS
- 12. 3. The BIOS performs POST
- 14. 4. The results of the POST are compared with data in the CMOS chip = ?
- 15. 5. The BIOS looks for the system files in one of the booting drives
- 16. 6. the system files and the #kernel of the OS load into RAM from hard disk/booting drive 1001 1010 1011 1100 1101 … from Amazon.com
- 17. 7. the OS loads configuration information and displays the interface on the screen
- 18. Functions of OS • User interface • Job scheduling • Program management • Single user/single tasking • Multitasking • Multi-user • Multiprocessing • Data management • Device management • Security of access • Resources management • Error detection and response
- 19. Types of OS • Standalone • MS-DOS, Windows 9X, Windows NT Workstation, Windows 2000 Prof, Windows ME, Windows XP Home & Prof. Ed., MacOS • Network • Netware, Windows NT and 2000 Server, Windows .NET Server, UNIX, Linux • Embedded • Windows CE, Pocket PC 2002, Palm OS
- 20. Utility programs • A utility program is a type of system software that performs a specific task, usually related to managing a computer, its devices, or its programs
- 21. Applications software • Application software consists of programs that perform specific tasks for users • Word processing • Spreadsheet software • Database software • Presentation graphics software • Game • Desktop publishing software • Anti-virus scanner • Web browser • and etc.
- 22. Forms of applications software • Packaged software • Custom software • Freeware • Public domain software • Shareware • Software from ASP
- 23. Data files • ppt Presentation files •xls Spreadsheet files • dbf, mdb Database files • txt, rtf, doc, pdf Text document • bmp, gif, jpeg, png, tiff Image files • midi, mp3, ra, wav Sound files • avi, mov, mpeg, rm Video files
- 24. Relationship among OS, applications s/w and data files User Application Software Operating System Data Files