In this course, we discussed 9 chapters talked about OS. These chapters discussed how is the OS important as it is interface between the hardware and the user. Deeply, the memory management chapters explained the stages of executing instruction(s) application(s), ... etc. Explain what is these stages that your CPU starting performs. Your answer should talking the following points : 1. CPU 2. Main memory 3. secondary memory 4. Logical address 5. Physical address