After graduating from Regional Maritime University, you turned your attention to System Software development especially Operating Systems. Convince your new employer on how you can make a new operating system. a. Operating System has got a lot of roles. These roles depict the importance of OS in computer systems. Explain these statements that have been attributed to OS roles: i. Standardised high level abstraction ii. resource manager iii. Memory Access b. Explain, in details, two reasons why the OS is designed like an onion. c. Briefly explain the five layered architecture of OS a. A process is one or more threads of execution that exist in a single virtual memory space. Is this statement valid? What are attributes of a process? b. Explain, in details, why Ecobank Ghana would deploy multiple processors in their computer systems. After graduating from Regional Maritime University, you turned your attention to System Software development especially Operating Systems. Convince your new employer on how you can make a new operating system. a. Operating System has got a lot of roles. These roles depict the importance of OS in computer systems. Explain these statements that have been attributed to OS roles: i. Standardised high level abstraction ii. resource manager iii. Memory Access b. Explain, in details, two reasons why the OS is designed like an onion. c. Briefly explain the five layered architecture of OS a. A process is one or more threads of execution that exist in a single virtual memory space. Is this statement valid? What are attributes of a process? b. Explain, in details, why Ecobank Ghana would deploy multiple processors in their computer systems.