Operating System and its function
An operating
system is a program that acts as an interface between the user and the computer
hardware and controls the execution of all kinds of programs. A computer system
can be divided into four components: hardware, operating system, application
programs and user.
Figure: Operating System
Functions
of Operating Systems:
1) Controlling System Performance.
2) Memory Management.
3) Device Management.
4) Coordination between other software and the user.
5) Process Management.
6) Resource Allocation.
7) Information and Resource Protection.
8) Scheduling of resources and jobs.
9) Security.
10) Monitoring Activities.
11) Job Accounting.
Name of
Some Operating Systems :
1)
MS-DOS
2)
Windows Operating System
3)
LINUX Operating System
4)
Solaris Operating System
5)
Symbian Operating System
6)
Android Mobile Operating System
7)
iOS Mobile Operating System
8)
FreeBSD
9)
Chrome OS
10)
Mac OS
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