题目内容

Performance is:

A. the extent to which the user's needs are met when a correct product is used under conditions permitted by its specifications.
B. a measure of the frequency and criticality of product failure.
C. a function of the range of conditions under which it will operate.
D. the extent to which the product meets its constraints with regard to response time or space requirements.

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Correctness is:

A. the extent to which the product satisfies its output specifications, independent of computing resources, when operated under permitted conditions.
B. a measure of the frequency and criticality of product failure.
C. a function of the range of conditions under which it will operate.
D. the extent to which the product meets its constraints with regard to response time or space requirements.

An assertion is:

A. a claim that a certain mathematical property holds true at a given point.
B. is a mathematically expression that holds true under all conditions tested.
C. a function of the range of conditions under which it will operate.
D. a condition that holds true before the code is executed.
E. a condition that holds true after the code is executed.

An invariant is:

A. a claim that a certain mathematical property holds true at a given point.
B. is a mathematically expression that holds true under all conditions tested.
C. a function of the range of conditions under which it will operate.
D. a condition that holds true before the code is executed.

An input specification is:

A. a claim that a certain mathematical property holds true at a given point.
B. is a mathematically expression that holds true under all conditions tested.
C. a function of the range of conditions under which it will operate.
D. a condition that holds true before the code is executed.

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