Operating System (OS)
The Storage-to-Storage instructions

All of these
which perform indicated operations on two fast registers of the machine and have the result in one of the registers
None of these
have both their operands in the main store.
which perform an operation on a register operand and an operand which is located in the main store, generally leaving the result in the register, expect in the case of store operation when it is also

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Operating System (OS)
The LRU algorithm

None of these
pages out pages that have been used recently
pages out pages that have been least used recently
pages out the first page in a given area
pages out pages that have not been used recently

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Operating System (OS)
Fork is

increasing the priority of a task
the creation of a new process
None of these
the dispatching of a task
the creation of a new job

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