A Function May Return a Pointer, but the Programmer Must

question 10

Multiple Choice

A function may return a pointer, but the programmer must ensure that the pointer

• A) is pointing to an object that is still valid after the return of the function.
• B) has been assigned an address.
• C) was received as a parameter by the function.
• D) has not previously been returned by another function.
• E) None of the above

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Definitions:

Sign Test

A non-parametric test used to determine if there is a significant difference between paired observations, relying on the direction of differences rather than their size.

Matched Pairs

A statistical technique that involves comparing two samples that are closely related or paired, often used in before-and-after studies.

Null Hypothesis

A hypothesis in statistical tests that assumes no effect or no difference between groups or conditions being compared.

Consecutive Weeks

A succession of weeks that occur consecutively without any breaks.