a) Why need system calls? Explain from the following two perspectives: user's convenience and system protection....

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a) Why need system calls? Explain from the following two perspectives: user's convenience and system protection. b) Explain how a system call utilizes interrupts, user and monitor modes, and privileged instructions. What is achieved in return? Explain your understanding. a) Why need system calls? Explain from the following two perspectives: user's convenience and system protection. b) Explain how a system call utilizes interrupts, user and monitor modes, and privileged instructions. What is achieved in return? Explain your understanding.

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a System calls are fundamental for two primary reasons user convenience and system protection From the users convenience perspective system calls provide an interface through which applications or use... View the full answer