Operating System (OS)
Which of the following statement is true.

None of these
The LRU algorithm pages out pages that have been used recently
All of these
Seek analysis is used for analysing control-unit busy problems.
Thrashing is a natural consequence of virtual memory systems.

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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)
Assembler language

None of these
is a mnemonic form of machine language
is quite different from the SCL interpreter
requires fixed-format commands
is usually the primary user interface

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