process object(Exiting a process does not necessarily remove the process object from the operating system. A process object is deleted when the last handle to the process is closed.microsoft.comAlex_Odeychuk)
process scheduler(The process scheduler is a part of the operating system that decides which process runs at a certain point in time. It usually has the ability to pause a running process, move it to the back of the running queue and start a new process)