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

None of these
Testing and debugging indicate the same thing
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
All of these

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Operating System (OS)
Under virtual storage,

only the active pages of a program are stored in primary storage
None of these
two or more programs are stored concurrently in primary storage
interprogram interference may occur
a single program is processed by two or more CPUs

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Operating System (OS)
System generation:

None of these
is always quite simple
varies in difficulty between systems
is always very difficult
requires extensive tools to be understandable

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