Operating System (OS)
In which of the storage placement strategies a program is placed in the smallest available hole in the main memory?

buddy
best fit
first fit
None of these
worst fit

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

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

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Operating System (OS)
Under virtual storage,

interprogram interference may occur
two or more programs are stored concurrently in primary storage
only the active pages of a program are stored in primary storage
None of these
a single program is processed by two or more CPUs

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