Types of Operating System

Types of Operating System
An operating system is organized collection of programes(software) that control the averall operation of the computer system.There are different types of operating system,which are described below:

1.Single User Operating System
Single User Operating system is a type of operating system that provides an environment where single user can work at a time.All the resources of the system are available to the user. MSDOS is a good example of single user operating system.

2.Multi User Operating System
A multi user operating system is a kind of operating system that provides an environment where multiple user(no. of user) can work at a time.These system divides the total into number of time slics and schedule the task one after another in the given priority.Unix and Windows NT are some example of multi-user operating system.

3.Multi-tasking Operating System
A multi-tasking operating system is an operating system that allows a computer to execute(run) one or more than one task or jobs at a time.Windows 95/98 is good example of multi-tasking operating system.

4.Real time operating system
Real time operating system are online system that response to input immediately.These operating system are design for the purpose of controlling and monitoring the extra activities with timing constant.Some example of Real time operating system are CCP, BLMX etc.