Answer in your words and in detail

1. THE operating systems under goes trades-offs. What are they?
2. How do the requirements of the Pilot operating system differ from the systems we have read about so far, and how does the design of Pilot reflect those differences?
3. Explain the similarities and differences between u-kernel and VM hypervisor?
4. At a high level, lottery scheduling provides modular resource management while UNIX scheduler does not? Why
5. Describe page-based virtual memory. You should consider pages, frames, page tables, and Memory Management Units in your answer.
6. Why does Mach support copy-on-write, and how does it implement it?
7. What are "monitor invariant" I and "condition" B, and why are they important in the discussion of monitors?
8. Compare and contrast synchronization in Java with Hoare monitors and Mesa monitors
9. Multi-programming (or multi-tasking) enables more than a single process to apparently execute simultaneously. How is this achieved on a uniprocessor?
10. What are the key tradeoffs between hardware virtualization and OS-level virtualization?
11. The paper states, "VAX/VMS, then, is a collection of procedures that exist in the address space of each process." Explain in your own words what this statement means.