Question: The figure below shows the process image of two processes P1 and P2. PCB of P1 PCB of P2 Process Address Space of P1 Process

The figure below shows the process image of two processes P1

The figure below shows the process image of two processes P1 and P2. PCB of P1 PCB of P2 Process Address Space of P1 Process Address Space of P2 Shared Address Space Shared Address Space Process Image of P1 Process Image of P2 (a) What does PCB stand for? (1 mark) (b) State the FOUR sections inside the Process Address Space" of a process. (2 marks) (c) Processes P1 and P2 communicate using shared memory. They access shared data from the "Shared Address Space" in the process image. (1) Apart from shared memory, state and describe another way of inter-process communication (IPC). (2 marks) (ii) Assume virtual memory paging is used by the processes. Describe how memory is shared between P1 and P2 under paging

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