Exam CTFL v4.0 topic 1 question 102 discussion

Actual exam question from ISTQB's CTFL v4.0

Question #: 102
Topic #: 1

Consider a program that computes the factorial of a number (n). From the specifications you know that:

• If n < 0, a message "Value out of range" must be issued
• If 0 ≤ n ≤ 100, the program calculates the factorial and returns the number
• If 100 ≤ n ≤ 200 message "Value out of range" must be issued

Which of the following statements about the equivalence partitions is CORRECT?

A. There are 3 partitions - one for negative numbers, one for numbers up to 100 and the last one for numbers up to 200
B. The requirements are not correct because the partitions are overlapping
C. The equivalence partitions cannot be determined for this question because the error message for two partitions is exactly same
D. The equivalence partitions cannot be determined for this question because factorial of numbers close to 200 will be very large

Show Suggested Answer

Suggested Answer: B 🗳️

by keith_09 at Jan. 25, 2025, 8:31 p.m.

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8114d04

2 weeks ago

Selected Answer: B

The requirements overlap at n = 100

upvoted 1 times

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keith_09

3 months ago

Selected Answer: B

The partition overlap for condition 2 and 3 shouldn’t the answer be The partitions overlap

upvoted 2 times

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Exam CTFL v4.0 topic 1 question 102 discussion

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8114d04

keith_09

SY0-701