Operating System (OS)
Thrashing can be avoided if

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

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Operating System (OS)
File record length

should always be fixed
should be chosen to match the data characteristics
None of these
Should always be variable
depends upon the size of the file

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