Operating System (OS)
A task in a blocked state

is running
must still be placed in the run queues
is waiting for same temporarily unavailable resources
None of these
is executable

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Operating System (OS)
Thrashing can be avoided if

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

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