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Os

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Os

  1. 1. SOFTWARE <ul><ul><ul><li>2.3.1 OPERATING SYSTEM </li></ul></ul></ul><ul><ul><ul><li>2.3.2 APPLICATION SOFTWARE </li></ul></ul></ul><ul><ul><ul><li>2.3.3 UTILITY PROGRAM </li></ul></ul></ul><ul><ul><ul><li>2.3.4 PROPRIETARY AND OPEN SOURCE </li></ul></ul></ul><ul><ul><ul><li>SOFTWARE </li></ul></ul></ul>Prepared by : Norhasimah Mohamed, Head of ICT Panel SMK Sg Pusu 2007
  2. 2. SOFTWARE 2.3.1 OPERATING SYSTEM
  3. 3. LEARNING OUTCOMES <ul><li>State the various types of operating system (OS) used on different platform. </li></ul><ul><li>State the functions of OS </li></ul><ul><li>State the different interfaces of OS </li></ul>
  4. 4. Definition of OS <ul><li>An operating system is a set of program that schedule tasks, allocates storage and presents a default interface to the user between applications. </li></ul><ul><li>An operating system is a set of program that coordinates all the activities among the computer hardware devices. </li></ul>
  5. 5. 1. PC PLATFORM OS <ul><li>Various types of OS used on different platforms. </li></ul><ul><li>Example of OS used on PC platforms or IBM compatible computers are </li></ul><ul><li>i.) Disk Operating System (DOS) </li></ul><ul><li>ii.) Microsoft Windows XP </li></ul>
  6. 6. 2. APPLE PLATFORM OS <ul><li>The OS used on Apple platform are: </li></ul><ul><li>i.) Mac OS </li></ul><ul><li>ii.) Mac OS x </li></ul>
  7. 7. 3. CROSS-PLATFORM OPERATING SYSTEMS <ul><li>Cross-platforms OS are: </li></ul><ul><li>i.) UNIX </li></ul><ul><li>ii.) LINUX </li></ul>
  8. 8. Function of OS <ul><li>1.) Starting the computing </li></ul><ul><li>i.) warm boot </li></ul><ul><li>ii.) cold boot </li></ul><ul><li>2.) Providing a user interface </li></ul><ul><li>- controls how the user enters data and instruction and how information is displayed. </li></ul><ul><li>- to start an application program, manage disks and files (formatting, copying, renaming) </li></ul><ul><li>- three types of user interface : </li></ul><ul><li>i.) Command-Line </li></ul><ul><li>ii.) Menu-Driven </li></ul><ul><li>iii.) GUI (Graphic User Interface) </li></ul>
  9. 9. Function of OS cont… <ul><li>3.) Managing Data and Programs </li></ul><ul><li>- storage into memory, single tasking, multi tasking </li></ul><ul><li>4.) Managing Memory </li></ul><ul><li>- optimizing the use of RAM </li></ul><ul><li>- allocating data and instruction to an area of memory while being processed </li></ul><ul><li>- monitoring the contents of memory </li></ul><ul><li>- released data and instructions from being monitoring in memory when the process done </li></ul>
  10. 10. Function of OS cont… <ul><li>5.) Configuring Devices </li></ul><ul><li>- handling input and output </li></ul><ul><li>- enabling communication with input and output devices. </li></ul><ul><li>- most OS come with drivers for popular input and output devices. These driver install new devices and check whenever there is conflict with these devices. </li></ul>
  11. 11. SOFTWARE 2.3.2 APPLICATION SOFTWARE
  12. 12. LEARNING OUTCOMES <ul><li>Differentiate between the types and the usage of application software (word processing, spreadsheet, presentation, graphic) </li></ul>
  13. 13. Definition of Application Software <ul><li>Is a computer program or suite of computer programs that performs a particular function for the user. </li></ul><ul><li>Are all programs that perform specific tasks for user, (word processing, spreadsheet, database, presentation, email, web browser etc) </li></ul>
  14. 14. Usage of Application Software <ul><li>Task 1 -Work in group and collect information and discuss the usage of application software. </li></ul>
  15. 15. SOFTWARE 2.3.3 UTILITY PROGRAM
  16. 16. LEARNING OUTCOMES <ul><li>Differentiate between the types and usage of utility program (file management, diagnostic and file compression) </li></ul>
  17. 17. Types and usage of utility programs <ul><li>1.) File Manager – manage file on disk ( copy, delete, move) </li></ul><ul><li>2.) Diagnostic Utility - technical information about comp hardware & software </li></ul><ul><li>3.) Disk Defragmenter – (do it yourself) </li></ul><ul><li>4.) Small Utility Programs </li></ul><ul><li>5.) Backup Utility – copy data eg: Norton Ghost Symantec (diy) </li></ul><ul><li>6.) Data Recovery – restore the data (do it yourself (M1)) </li></ul><ul><li>7.) Virus Protection – (do it yourself (M1)) </li></ul><ul><li>8.) Data Compression – (do it yourself) </li></ul><ul><li>9.) Disk Scanner and Disk Cleanup – (do it yourself) </li></ul>
  18. 18. SOFTWARE 2.3.4 PROPRIETARY AND OPEN SOURCE SOFTWARE
  19. 19. LEARNING OUTCOMES <ul><li>Differentiate between proprietary and open source software </li></ul>
  20. 20. What is proprietary software <ul><li>Also called closed source software </li></ul><ul><li>Stable system with support if the software fails or malfunctions </li></ul><ul><li>Example of proprietary software </li></ul><ul><li>MS-DOS, Mac OS, UNIX, Solaris </li></ul>
  21. 21. What is open source software <ul><li>Is a software provided for use, modification and redistribution </li></ul><ul><li>Can download from internet, free and modify with suggested improvements </li></ul><ul><li>Example of open sources software </li></ul><ul><li>Linux , OpenOffice.org, PHP-Nuke (Joomla), The GIMP, Mozilla, RedHat, wikimedia </li></ul>
  22. 22. TASK 2 <ul><li>Complete your written assignment 2 (S05) </li></ul><ul><li>Find information on different types of Proprietary and open source OS and application software. </li></ul><ul><li>Find information about advantages and disadvantages of Proprietary software. </li></ul><ul><li>Find information about advantages and disadvantages of open source software. </li></ul>
  23. 23. TASK 3 <ul><li>Find information PORT & CONNECTORS </li></ul><ul><li>i.) Serial Port </li></ul><ul><li>ii.) Parallel Port iii.) USB Port </li></ul><ul><li>iv.) Firewire Port </li></ul><ul><li>v.) Special Purpose Port </li></ul><ul><li>a.) MIDI Port </li></ul><ul><li>b.) SCSI Port </li></ul><ul><li>c.) IrDA Port </li></ul>

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