1) What is an Virtual memory? 2) How do we test API's in both Windows/Linux/Unix? 3) What is an IOCTL? 4) How do you open a char device through API's? 5) What is major num/ minor num? 6) What is the max num for minor num? 7) Who gives you the major / minor numbers? 8) Reverse a string using recursive func. 9) fork/vfork/clone. 10) What does fork returns? 11) What is a zombie process? 12) What happens when a child completes before parent tries to wait for it? 13) Interrupt handlers, top-hdnl....?

0 Answers   TCS, Wipro,

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What is difference between post and patch?

0 Answers  

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The flushing policy is described in the subsection on process migration strategies: a) From the perspective of the source, which other strategy does flushing resembles? b) From the perspective of the target, which other strategy does flushing resemble?

0 Answers  

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What is the name of first operating system?

0 Answers  

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What is the best memory for a laptop?

0 Answers  

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Explain about memory management in operating system.

0 Answers   Aditi Placement Service,

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What Command To Restore Backup Of Non - Rootvg?

0 Answers   IBM,

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How can I reformat my laptop?

0 Answers  

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What os is used at google?

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How do you restart a crashed laptop?

0 Answers  

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How does the scheduler know the time how it should be scheduled.

1 Answers   Motorola,

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any body tell me what are the prob's mostly we face and send some critical prob in real time environment in Solaris and veritas (VXVM,VCS)

0 Answers  

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