2.6.1.1 OPERATING SYSTEM SOFTWARE

2.6.2 Application Software 

Definition : A set of programs designed to manage the resources of a computer

Types Of Operating System :

a) Stand-Alone Operating Systems 

Definition : A complete operating system that works on a desktop computer, notebook computer, or mobile computing device.

Examples ;

Proprietary : UNIX

Open Source : Linux 

b) Server Operating Systems

Definition : Designed specifically to support a network & resides on a server.

Examples ;

Proprietary : UNIX

Open Source : Linux

c) Mobile Operating Systems

Definition : A mobile operating system resides on a mobile device.

Examples ;

Proprietary : iPhone OS

Open Source :  Google Android