What does echo $$ do?


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More Operating Systems General Concepts Interview Questions

How does DMA increase system concurrency? How does it complicate hardware design?

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How do I find my hidden files?

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What is ThreadPool?

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How do I find a file path on a mac?

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What are types of operating system?

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Explain what is meant by heap?

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What is the unified memory architecture? Explain.

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What is the Translation Lookaside Buffer (TLB)?

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What is Dirty bit? What is the role/purpose of dirty bit?

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What is a safe state and a safe sequence?

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What are a trap and trapdoor?

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What is the difference between soft and hard links?

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