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ISTQB Exam CTFL-Foundation Topic 2 Question 21 Discussion

Actual exam question for ISTQB's CTFL-Foundation exam
Question #: 21
Topic #: 2
[All CTFL-Foundation Questions]

A booking system for a city bus service prices its fares according to the time of travel:

* Peak-time tariff starts at 0600 and finishes at 1000 am

* Off-peak tariff applies during all other times of service

* The bus service does not operate between 2300 and the start of the next day's peak service

Note that all times mentioned are inclusive.

When applying the equivalence partitioning test design technique, which of the following options, shows test case inputs that each fall into a different equivalence partition?

Show Suggested Answer Hide Answer
Suggested Answer: D

Contribute your Thoughts:

Rebecka
2 months ago
I appreciate how B cleanly separates the different fare periods. Makes it easy to test the system's behavior.
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Lauran
11 days ago
Yes, option B makes it easy to verify the accuracy of the fare calculation.
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Delfina
12 days ago
It's important to have distinct test cases for each equivalence partition.
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Elly
20 days ago
Option B is definitely the best choice for testing the system's behavior.
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Annamaria
27 days ago
I agree, option B clearly separates the peak and off-peak times.
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Alexia
2 months ago
That makes sense. Thanks for explaining.
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James
2 months ago
Haha, D is just trying to be tricky with the 2400 time - nice try, but I'm not falling for that one!
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Lynelle
2 months ago
Hmm, I was stuck between B and C, but B does a better job of hitting those critical time slots. Good call.
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Herminia
1 months ago
Yeah, B is the correct choice for test case inputs that fall into different equivalence partitions.
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Wava
1 months ago
I agree, B covers the off-peak time slot perfectly.
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Elinore
2 months ago
Yes, B is the correct choice for test case inputs in different equivalence partitions.
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Ruthann
2 months ago
I agree, B covers the off-peak time slot perfectly.
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Elly
2 months ago
Because the times in option C fall into different equivalence partitions - off-peak, peak, and outside of service hours.
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Alexia
2 months ago
Why do you think that, Elly?
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Elly
2 months ago
I think the answer is option C.
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Dante
2 months ago
Option B seems to cover the key time periods - peak, off-peak, and non-operating hours. Nicely done!
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Luis
2 months ago
That's true, option B seems to be the best choice for covering all the different equivalence partitions.
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Kathrine
2 months ago
Yes, option B includes peak, off-peak, and non-operating hours.
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Micah
2 months ago
I think option B covers all the different time partitions.
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