Process:

pid

start time

end time

priority

timeslice

list of CPU bursts

list of IO bursts (the number of IO burst will always be 1 less than the number of CPU bursts)

Start up Queue:

 holds the processes which have not started executing (start time > clock)

(recommendation: order by start time)

Active/Expired Queue:

holds the processes that are waiting to use the cpu

(recommendation: order by priority)

IO Queue:

holds processes that are currently waiting for IO burst to finish.

(recommendation: order by current io burst left)

Finished Queue:

holds the processes that have completed all its cpu bursts

(recommendation: order by finish time)

CPU:

holds the process that is currently executing in the cpu.