Operating System (OS)
Multiprogramming

is a method of memory allocation by which the program is subdivided into equal portions, or pages and core is subdivided into equal portions or blocks.
allows multiple programs to reside in separate areas of core at the time.
is a method of allocating processor time.
consists of those addresses that may be generated by a processor during execution of a computation.
None of these

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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
All of these
the speed of CPU is increased
None of these
the speed of I/O processor is increased

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Operating System (OS)
Daisy chain is a device for

interconnecting a number of devices to a number of controllers
None of these
All of these
connecting a number of devices to a controller
connecting a number of controllers to a device

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