Operating System (OS)
The process of transferring data intended for a peripheral device into a disk (or intermediate store) so that it can be transferred to peripheral at a more convenient time or in bulk, is known as

multiprogramming
virtual programming
caching
spooling
None of these

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

have both their operands in the main store.
None of these
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
All of these
which perform indicated operations on two fast registers of the machine and have the result in one of the registers

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