Process Description and Control (p101) Concurrence(vs parallel) execution of processes ( supplement(补充)) Process states and transition 8 Process description (PCB) Process control (Primitive/Atomic) ROCESSES AND SCHEDULINGPROCESSES AND SCHEDULING Process Description and Control （p101） ❖Concurrence (vs.parallel) execution of processes (supplement（补充）) ❖Process states and transition ❖Process description（PCB） ❖Process control（Primitive/Atomic）