OS question.

Question a) The processor management has identified the two types of scheduling required when running and executing any process. Categories the two types of scheduling and discuss the scheduling criteria of CPU-scheduling algorithm. b) A job or a process moves through the system, its status changes often with elements of state process. The job status changes when the user submits a job to the system and the jobs move from one state to the last state controlled by the job scheduler. Briefly discuss the job transition respectively from beginning until its completed and support it with the process diagram