CHAPTER 2 - INTRODUCTION TO COMPUTER APPLICATION

Operating System

Definition         
-master control program in system computer
-small"boot program"load the operating system


Type of Windows

 -windows xp

  -windows 2003

-windwos vista

-windows 7

Function In Operating System
-user interface
-Job management
-Task management
-Data management
-Device management
-Security
-History
-Command Operating System


Application Sofware
such as
-microsoft word
-microsoft excel
-microsoft powwerpoint
-internet explorer


Anti Virus
-computer programs that attempt to indentify,neutralize software
Example for Antivirus

-avast
-avira                                           
-AVG
-McAfree
-Norton
-Kaspersky