when there are new features

• upgrade

• desktop

• downgrade

• interference

These are used to control large equipment like scientifict insturments and factory operations

• multi user system

• single user system

• real time systems

• multitasking systems

This system only haas one person doing one task at a time.

• multi user system

• real time system

• multitasking system

• single user system

this system allows the computer to perform several jobs.

• real time system

• single task system

• multitasking system

• multi user system

system allows many individuals to use one large computer

• multi user system

• multitasking system

• real time system

• single task system

lets you use a pointing device to interactt with the screen.

• graphical user interface

• microsoft windows

• unix/linux

• desktop

Match the right operating units

• For powerful businesses or scientific co

• MAC OS X

• Apple's interface for their computers.

• Microsoft Windows

• Market leader, with more than 90% market

• UNIX / LINUX

These are when problems such as bugs, or security issues are get fixed.

• interface

• upgrades

• updates

• operating system

on screen tools that you use to interact with computer applications

• icons

• updates

• upgrade

• interface

These are directories where files can be saved.

• folders

• icons

• screensaver

• upgrade