Operating System (OS)
What is the method of handling deadlocks?

Allow the system to enter the deadlock state and then recover
Use a protocol to ensure that the system will never enter a deadlock state
Pretend that deadlocks never occur in the system
All of these

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Operating System (OS)
The term "operating system" means

conversion of high level language into machine code
a set of programs which controls computer working
the way a floppy disk drive operates
the way a computer operator works
None of these

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

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

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Operating System (OS)
Thrashing can be avoided if

None of these
the speed of I/O processor is increased
All of these
the speed of CPU is increased
the pages, belonging to the working set of the programs, are in main memory

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