by An operating system is a program that controls the execution of application programs and acts as an interface between the application and the computer hardware.
The objectives of OS(operating system) are,
1) Managing the resources of the computer system.
2) Making a computer system convenient to use.
The role of os(operating system), is
1)It is a master’s program that controls your Computer system.
2)It is a program that acts as an intermediate between the user and the computer hardware.
3)The purpose of OS is to provide an environment in which the user executes another application program in a convenient and efficient program manner.
4)For a Computer System, OS is regarded as the heart of living being
