Process address space - virtual memory - Stack : method, local value - heap : Dynamically allocate moemory - data - text : code Process - not Program (text) : passive : "Execution" - Program + Stack + Heap + PCB : active (유동적으로 변동한다) Process State - new : created - running : executed (현재 진행중인 프로세스) - waiting : Interrupt를 기다리는중 (I/O request 상태) - ready : 다른 process가 running 중일때 임시정지상태 - terminate..