Process and CPU Scheduling Part - I
Introduction An Operating system executes a variety of programs Batch system executes jobs. Real – Time systems has user programs or tasks. Ex: Windows may need to run several programs like word processor, web browser and so on. We can say these as processes.
Process Concept Let us put a Question. What is a Process?
Process Concept • Process – a program in execution. Process execution must progress in sequential fashion. • Job and Process almost interchangeably used. • A process includes: – Program counter – Stack – Data section