1. OPERATING SYSTEM
1.1. AN OPERATING SYSTEM IS A SET OF PROGRAMS CONTAIN INSTRUCTION THAT WORK TOGETHER TO COORDINATE ALL THE ACTIVITIES AMONG COMPUTERS HARDWARE RESOURCES.
1.1.1. STAND ALONE
1.1.1.1. COMPLETE OS THAT WORKS ON A DESKTOP COMPUTER NOTEBOOK OR MOBILE COMPUTING DEVISE
1.1.2. EMBEDDED /MOBILE OPERATING SYSTEM
1.1.2.1. AN EMBEDDED OS RESIDES ON A ROM CHIP ON A MOBILE DEVISE OR CONSUMER ELECTRONIC DEVISE
1.1.3. SERVER OPERATING SYSTEM
1.1.3.1. DESIGNED TO SUPPORT A NETWORK
1.2. FUNCTION
1.2.1. START AND SHUT DOWN COMPUTER
1.2.1.1. COLD BOOT
1.2.1.2. WARM BOOT
1.2.2. PROVIDE USER INTERFACE
1.2.2.1. COMMAND LINE INTERFACE
1.2.3. MANAGE PROGRAM
1.2.3.1. HANDLES PROGRAM DIRECTLY AFFECTS YOUR PRODUCTIVITY
1.2.4. MANAGE MEMORY
1.2.4.1. ALLOCATES DATA AND INSTRUCTION TO MEMORY WHILE PROCESSED
1.2.5. COORDINATE TASK
1.2.5.1. GRAPHICAL USER INTERFACE(GUI)
1.2.5.2. DETERMINES THE ORDER IN WHICH TASKS ARE PROCESSED
1.2.6. CONFIGURATION DEVISE
1.2.6.1. DRIVER
1.2.6.2. PLUG AND PLAY
1.2.7. ESTABLISH AN INTERNET CONNECTION
1.2.7.1. TYPICALLY PROVIDE A MEANS TO ESTABLISH INTERNET CONNECTION
1.2.8. PROVIDE FILE MANAGEMENTS AND OTHER UTILITIES
1.2.8.1. MANAGING FILES
1.2.8.2. SEARCHING FILES
1.2.8.3. VIEWING IMAGES
1.2.8.4. SECURING COMPUTERS
1.2.8.5. UNINSTALL PROGRAMS
1.2.9. AUTOMATICALLY UPDATE
1.2.9.1. AUTOMATICALLY UPDATES TO THE PROGRAMS
1.2.10. CONTROL A NETWORK
1.2.10.1. ADD AND REMOVE USERS,COMPUTERS AND OTHER DEVICES
1.2.10.2. INSTALL SOFTWARE AND ADMINISTER NETWORK SECURITY
1.2.11. ADMINISTER SECURITY
1.2.11.1. USER ACCOUNT CONSISTS OF A USERNAME
1.2.12. MONITOR PERFORMANCE
1.2.12.1. ACSES AND REPORT INFORMATION
2. SYSTEM SOFTWARE
2.1. UTILITY PROGRAM
2.1.1. UITLITY PROGRAM IS A TYPE OF SYSTEM SOFTWARE THAT ALLOWS A USER TO PERFORM MAINTENANCE TYPE TASK
2.1.1.1. FILE MANAGER
2.1.1.1.1. TO PROVIDE ROUTINE FILE MANAGEMENT TASKS
2.1.1.2. DISK CLEAN UP
2.1.1.2.1. SEARCHES AND REMOVE UNNECESSARY FILES
2.1.1.3. COMPRESSION TOOL
2.1.1.3.1. TO SHRINKS THE SIZE OF FILES
2.1.1.4. ANTI-VIRUSES PROGRAM
2.1.1.4.1. TO PROTECTS A COMPUTER AGAINST VIRUSES BY IDENTIFYING AND REMOVING COMPUTER VIRUSES
2.1.1.5. DISK DEFRAGMENTER
2.1.1.5.1. TO REORGANIZES THE FILES AND UNUSED SPACE ON COMPUTER HARDISK SO THAT OS ACCESES DATA MORE QUICKLY
2.1.1.6. SPYWARE REMOVER
2.1.1.6.1. TO DETECTS AND DELETES SPYWARE
2.1.1.7. BACK UP AND RESTORE
2.1.1.7.1. ALLOWS USERS TO COPY FILES TO ANOTHER STORAGE MEDIUM IN DAMAGE OR LOST
3. APPLICATION SOFTWARE
3.1. CONSISTS OF PROGRAM DESIGNED TO MAKE MORE PRODUCTIVE AND ASSIST WITH PERSONAL TASK.
3.1.1. WEB BROWSER
3.1.1.1. A SOFTWARE ALOWS USER TO ACCESS AND INTERACT WITH SOFTWARE FROM ANY COMPUTER THAT CONNECTED TO INTERNET
3.1.1.1.1. PROPRIETARY SOFTWARE
3.1.1.1.2. OPEN SOURCE
3.1.2. WORD PROCESSING
3.1.2.1. ALLOWS USERS TO CREATE AND MANIPULATE DOCUMENS
3.1.2.1.1. PROPRIETARY SOFTWARE
3.1.2.1.2. OPEN SOURCE
3.1.3. SPREADSHEETS
3.1.3.1. ALLOWS USERS TO ORGANIZES DATA IN ROWS AND COLUMNS AND PERFORM CALCULATIONS
3.1.3.1.1. PROPRIETARY SOFTWARE
3.1.3.1.2. OPEN SOURCE
3.1.4. DATABASE
3.1.4.1. COLLECTION OF DATA ORGANIZED IN A MANNER THAT ALLOWS ACCESS,RETRIEVAL AND USE OF THAT DATA
3.1.4.1.1. PROPRIETARY SOFTWARE
3.1.4.1.2. OPEN SOURCE
3.1.5. PRESENTATION
3.1.5.1. ALLOWS USER TO CREATE VISUAL AIDS FOR PERESENTATION
3.1.5.1.1. PROPRIETARY SOFTWARE
3.1.5.1.2. OPEN SOURCE