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Important Parameters of Processes

  • Arrival Time: It is ready to be executed.Process enter the ready state.
  • Burst Time: The amount of CPU time that is required by processes to finish.
  • Completion Time: The time at which the process finished at time.
  • Turn around Time: The difference between Completion Time and Arrival Time.
  • Waiting Time: Out of this entire time (TAT) it as executed only for some time and remaining time it just waited for CPU that is called Waiting time.
          WT=TAT-AT
  • Response Time: What is the first time at which the process hits the CPU.So the first time at which process get schedule minus Arrival time
           CT-AT=BT+WT 
   
           TAT=CT-AT

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