1. What is the advantage of having separate queues for events?

3.2 / PROCESS STATE Ready queue - Release Admit I TT Dispatch Processor Time-out Blocked queue Event wait Event occurs (a) Single blocked queue Ready queue Release Admit Dispatch Processor Time-out Event 1 queue Event 1 wait Event 1 occurs Event 2 queue Event 2 wait Event 2 occurs Event n queue Event n wait Event n occurs (6) Multiple blocked queues Queueing Model for Figure 3.6 Figure 3.8