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Operating System Important Questions

1.Can you briefly explain a deadlock in the context of OS processes?
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2.Assume you are one of the developer of a new Operating System. Please tell any one logical approach you would employ to get the OS out of deadlock scenarios?
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3.Consider two processes P1 and P2. Let each of them have exclusive access to resources R1 and R2. In very simple terms tell me any one scenario that could result in a deadlock?
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4.What is Virtual Memory?
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5.What is paging and segmentation?
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6.What is Beladys Anomaly?
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7.What is Mutex?
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8.What is SCSI?
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9.What are System Calls?
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10.Explain Semaphore ?
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