ISTQB CTAL-TTA Exam - Topic 3 Question 36 Discussion

Actual exam question for ISTQB's CTAL-TTA exam

Question #: 36
Topic #: 3

You are involved in testing a system in the medical domain. Testing needs to comply with the FDA requirements and is rated as being safety critical. A product risk assessment has been performed and various mitigation actions have been identified. Reliability testing is one of the test types that needs to be performed throughout the development lifecycle.

Based on the information provided, which of the following activities would need to be addressed in the test plan?

APerform a vulnerability scan.

BDesign and execution of specific tests that evaluate the software's tolerance to faults in terms of handling unexpected input values.

CDesign and execution of test cases for scalability.

DTesting whether the installation/de-installation can be completed.

Show Suggested Answer

Suggested Answer: B

In the context of safety-critical systems, particularly in the medical domain, reliability is of utmost importance. For such systems, it is crucial to ensure that the software can handle unexpected input values and continue to operate without failure. This is essential to ensure patient safety and compliance with FDA requirements. Vulnerability scans (option A) are more related to security testing, whereas scalability (option C) and installation/de-installation (option D) are important but not specifically related to the reliability and safety criticality of the system in the medical domain.

by Ranee at Jun 13, 2025, 10:21 AM

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Eden

5 months ago

I’m surprised installation testing is even an option here.

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Shonda

5 months ago

Wait, are we really prioritizing scalability here?

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Beatriz

6 months ago

Totally agree, fault tolerance tests are crucial!

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Lorean

6 months ago

A vulnerability scan is a must for safety-critical systems.

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Jesusita

6 months ago

Definitely need to evaluate handling unexpected inputs!

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Vincenza

6 months ago

I recall that installation testing is important, but I’m not convinced it’s as critical as evaluating fault tolerance in this context.

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Leota

7 months ago

I practiced a similar question where we had to focus on safety-critical aspects, and I think scalability tests might not be the priority here.

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Clemencia

7 months ago

I'm not entirely sure, but I feel like vulnerability scans might be more related to security than reliability testing.

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Dustin

7 months ago

I remember we discussed the importance of fault tolerance in medical software, so I think option B is definitely relevant.

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Nicolette

7 months ago

Hmm, I'm a bit confused by this question. There are a few different options that seem potentially relevant, like the fault tolerance testing in option B or the installation/de-installation testing in option D. I'll need to re-read the question carefully and think through the specific requirements for a safety-critical medical system.

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Lezlie

7 months ago

Okay, I've got this. The key here is that the system is in the medical domain and is safety-critical, so the focus needs to be on reliability testing. That means option B is the right answer - we need to design and execute tests that evaluate the software's ability to handle faults and unexpected inputs, which is crucial for a safety-critical system.

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Sherell

8 months ago

Hmm, this is a tricky one. I'm not entirely sure about the correct answer here. I'm leaning towards option B, but I'm also wondering if option D about testing the installation/de-installation process might be relevant for a safety-critical system. I'll need to think this through carefully.

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Dorthy

8 months ago

This question is asking about the specific activities that need to be addressed in the test plan for a safety-critical medical system. Based on the information provided, I think the correct answer is option B - designing and executing specific tests to evaluate the software's tolerance to faults and unexpected input values.

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Leah

10 months ago

Haha, vulnerability scanning? In a medical system? I think the developers have enough to worry about without that. B is the clear winner here, folks.

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Rosann

10 months ago

I'm going with B too. Handling unexpected inputs is crucial for medical software. Anything less and patients could be at risk. Not a laughing matter, if you ask me.

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Caitlin

10 months ago

C? Really? Scalability testing for a medical system? I think they need to focus more on the reliability and fault tolerance. B is the way to go, hands down.

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Dalene

9 months ago

B) Design and execution of specific tests that evaluate the software's tolerance to faults in terms of handling unexpected input values.

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Celestine

9 months ago

A) Perform a vulnerability scan.

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King

11 months ago

I also think option B is important. We need to make sure the system is reliable and can handle faults to comply with FDA requirements.

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Carlene

11 months ago

I agree with Makeda. Option B is crucial for ensuring the safety critical system can handle unexpected input values.

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Kristeen

11 months ago

B is definitely the right answer here. Gotta make sure that medical software can handle those unexpected inputs without crashing! Safety is key, you know.

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