Questions from Operating Systems


Q: Why is the average search time to find a record in a

Why is the average search time to find a record in a file less for an indexed sequential file than for a sequential file?

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Q: What are typical operations that may be performed on a directory?

What are typical operations that may be performed on a directory?

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Q: What is the relationship between a pathname and a working directory?

What is the relationship between a pathname and a working directory?

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Q: What are typical access rights that may be granted or denied to

What are typical access rights that may be granted or denied to a particular user for a particular file?

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Q: List and briefly define three blocking methods.

List and briefly define three blocking methods.

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Q: What is the difference between a mode switch and a process switch

What is the difference between a mode switch and a process switch?

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Q: What is an embedded system?

What is an embedded system?

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Q: What are some typical requirements or constraints on embedded systems?

What are some typical requirements or constraints on embedded systems?

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Q: What is an embedded OS?

What is an embedded OS?

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Q: What are some of the key characteristics of an embedded OS?

What are some of the key characteristics of an embedded OS?

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