Operating System
• Means a master control of all computer’s activities and systems.
• Function of OS:
o User interface
o Job management
o Task management
o Data management
o Device management
o Security
o History
o Command OS
Application software
• Divided by 2:
o OS – Windows, Linux, Mac OS
o Application Software – Microsoft Office, Internet Explorer
Anti-Virus
• Is a computer program that attempt to identify, neutralize software
• Example of anti-virus software:
o Kaspersky
o Norton
o Nod32
o Eset32
o McAfee
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