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

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

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
Multiprogramming

allows multiple programs to reside in separate areas of core at the time.
is a method of allocating processor time.
consists of those addresses that may be generated by a processor during execution of a computation.
None of these
is a method of memory allocation by which the program is subdivided into equal portions, or pages and core is subdivided into equal portions or blocks.

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Operating System (OS)