What is the purpose of an I/O status information?
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Explain mutant in operating system (os)?
When does page fault error occur?
what are LRU, LFU in the OS concepts? How they are useful in the scheduling?
Under what circumstances do page faults occur? Describe the actions taken by the operating system when a page fault occurs?
Why is a single serial port managed with a single interrupt-driven i/o but a front-end processor is managed using a polling i/o, such as a terminal concentrator?
How do you fix a blue screen?
Difference between short term, long term and medium term scheduler.
What is the use of chkdsk f?
What is the cause of thrashing? How does the system detect thrashing? Once it detects thrashing, what can the system do to eliminate this problem?
What is a trap and trapdoor?
Explain thrashing.
What are ddks?