What are the challenges and techniques involved in achieving fault tolerance and high availability in distributed operating systems?
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What are the challenges and techniques involved in achieving fault tolerance and high availability in distributed
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- Discuss the key features and use cases of microkernels in operating systems. How do microkernels differ from monolithic kernels in terms of design and performance?In what ways do the characteristics of time-sharing and distributed operating systems differ?Under what circumstances does a multithreaded solution using multiple kernel threads provide better performance than a single threaded solution on a single- processor system?
- Explain the concept of multi-tasking in operating systems. How does preemptive multitasking differ from cooperative multitasking, and what are their respective advantages?What is the significance of process scheduling in a multitasking operating system?What are the benefits of employing threads on the user level as opposed to threads on the kernel level? What are the key differences between threads running at the user level and those running at the kernel level? Is there ever a circumstance in which one kind would be more desirable than the other?
- How does thread synchronization work, and what are the mechanisms used to achieve it in multithreaded applications?How do modern operating systems handle multi-core processors and optimize thread management for performance?What are the features that differentiate time-sharing systems and distributed operating systems from one another, and how do these characteristics compare to one another in regard to one another in respect to the other characteristics?
- What is the fundamental advantage of decoupling mechanism and policy in operating system architectures?What issues may arise for a multithreaded architecture operating system?What are the qualities that distinguish time-sharing systems and distributed operating systems from one another, and how do these qualities compare to one another?