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

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

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Operating System (OS)
Which, of the following, is true for testing and debugging?

All of these
Testing and debugging indicate the same thing
Testing checks for logical errors in the programs, while debugging is a process of correcting those errors in the program
Testing detects the syntax errors in the program while debugging corrects those errors in the program
None of these

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