An employee’s bonus is to be calculated. It cannot be negative, but it can be calculated down to zero. The bonus is based on the length of employment:  less than or equal to 2 years,  more than 2 years but less than 5 years,  5 to 10 years inclusively or longer than 10 years. What is the minimum number of test cases required to cover all valid equivalence partitions for calculating the bonus?

選択肢

A.3.
B.5.
C.2.
D.4.

正解

D: 4.

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