_______________________________________________________________________
_______________________________________________________________________
__
There are two types of system software:
1.
2.
OPERATING SYSTEM
____________________________________________________________
____________________________________________________________
The operating system that a computer uses sometimes is called the__________.
The functions of the operating systems are:
1.
2.
3.
4.
5.
PC PLATFORM OPERATING SYSTEMS
There are various types of operating system used on different platforms. The
examples of operating systems used on PC platforms or IBM compatible computers
are:
1.
2.
APPLE PLATFORM OPERATING SYSTEMS
The operating systems used on Apple platforms are:
1.
2.
CROSS-PLATFORM OPERATING SYSTEMS
Cross-platforms operating systems are:
1.
2.
PROVIDING A USER INTERFACE
From the user's perspective, the most important function of an operating system, is
providing the user interface. This function controls how the user enters data and
instruction and how information is displayed.
The user interface typically enables users:
• ______________________________________________________
• ______________________________________________________
• ______________________________________________________
The three types of user interface are ______________, ____________ and
_________________________________.