Distinguish between process management and memory management
Answers
Processor management
- Operating system decides which task (process) gets the processor (CPU) when and how much time it will take.
- Allocation and De-allocation of processor (CPU) to processes when required.
- Keeps tracks of processor and status of process by program called traffic controller
Memory management
- Operating System manages Main Memory. Main memory provides a fast storage that can be access directly by the CPU. A programs to be executed, must in the main memory.
- Keeps track of Main memory: Which part is used and not in used is tracked by Operating System.
- Allocation and De-allocation of memory : Allocation of memory to process when process requests it and De-allocation of memory when the process no needs it.
- OS (operating system) decides which process will get memory when and how much.