The operating system in System software
It is system software, which has the interface between the user and hardware.
The functions of the operating systems:-
- Program creation
- Program execution
- Memory management
- Process management
- Error detection
1. Program creation:-
It provides editor debugger which helps the programmer to create programs.
2. Program execution:-
To run a program, A program has to be loaded in Ram(Primary memory). This is Done by Operating System.
3. Memory management:-
It allocates memory to the various program, and It De-allocates memory after execution of the program is finished.
4. Process management:-
The process is a program which is executing currently. The operating system follows a scheduling algorithm to deal with many processes of the system.
5. Error Detection:-
It detect different types of errors and take appropriate action.
Example:- Unable to read the data due to bad sector in DVD.
Multiuser system has more than one users, os keep track of resources accessed by the user.