Operating System (OS)
What is the function of an operating system ?

Manages compute's resources very efficiently
Takes care of scheduling jobs for execution
Manages the flow of data and instructions
All of the listed here

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

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

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

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

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