Operating System (OS)
A page fault occurs when

the Deadlock happens
the page is not found in the memory
the page is found in the memory
the Segmentation starts

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Operating System (OS)
Thrashing can be avoided if

the speed of CPU is increased
None of these
the pages, belonging to the working set of the programs, are in main memory
All of these
the speed of I/O processor is increased

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Operating System (OS)
The CPU, after receiving an interrupt from an I/O device

branches off to the interrupt service routine after completion of the current instruction
halts for a predetermined time
hands over control of address bus and data bus to the interrupting device
None of these
branches off to the interrupt service routine immediately

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