Operating System (OS)
A linker

must be run after the loader
is not necessary with variable partitions
None of these
is not needed with a good compiler
creates a load module

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Operating System (OS)
The CPU, after receiving an interrupt from an I/O device

branches off to the interrupt service routine immediately
halts for a predetermined time
hands over control of address bus and data bus to the interrupting device
branches off to the interrupt service routine after completion of the current instruction
None of these

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