Keyword | Definition |
---|---|
Device management | The OS needs to control access to input, output and storage devices |
Memory management | The OS has to allocate sections of RAM to each process and reuse it after it's no longer needed |
Process | Software task with memory allocated for instructions and data |
Processor management | The OS needs to share CPU resources by scheduling time slots for each process |
User interface | The OS needs to provide a user with the ability to control and view hardware and software resources |
User management | The OS needs to provide security and authentication to provide the right level of physical or remote access |