Operating System (OS)
The disadvantages of "Compile and Go" loading scheme is (are):

None of these
All of these
a portion of memory is wasted because the core occupied by the assembler is unavailable to the object program.
it is very difficult to handle multiple segments, especially if the source programs are in different languages, and to produce orderly modular programs.
it is necessary to retranslate the user's program deck every time it is run.

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

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

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