An operating system (OS) is a set of system software programs in a computer that regulate the ways application software programs use the computer hardware and the ways that users control the computer. For hardware functions such as input/output and memory space allocation, operating system programs act as an intermediary between application programs and the computer hardware, although application programs are usually executed directly by the hardware.
Ideas on this field can be Any application that can be feature of operating system as:
- Memory management
- Multitasking
- file system
- Networking
- Device drivers
- Security