Operating System Categories

Single-user, single task

Allows you to only run one task or program
at a time.

Smartphones

Single-user, multitask

Operating system that allows more than
one task or program to be running at the
same time.

Windows 7
Mac OS X

Multiuser:Network

Allows access to the computer system
by more than one user, and manages
user requests.

Linux
UNIX
Windows Server 2008
Mac OS X
IBM i
z/OS

Real-time: embedded systems

Systems with a specific purpose and a certain result.

Automobiles
Printers
VoIP Phones
Medical Devices
Appliances
Robotic equipment

Trent Sawyer