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Which of the following statements about interrupt is/are true? a. The interrupt frees the CPU from checking I/O requests from a loop; b. When the
Which of the following statements about interrupt is/are true?
a. The interrupt frees the CPU from checking I/O requests from a loop;
b. When the CPU is processing a loop, it has to jump out of the loop immediately as it receives an interrupt request;
c. mfc0 instruction is executed if the CPU wants to check the reason of the interrupt;
d. When the keyboard interrupts the CPU, the CPU invokes ISR stored in keyboard to handle it;
e. None of the above.
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