ISTQB ATA Exam - Topic 3 Question 106 Discussion

Actual exam question for ISTQB's ATA exam

Question #: 106
Topic #: 3

A SUMI test was performed at an early stage within the system test. Hereafter you find the results of the SUMI test.

Based on these results, what would you recommend as the most appropriate approach for usability testing?

[K4] 3 credits

ASince the SUMI scores are largely above market average no further action on usability is needed

BSince the standard deviation of most SUMI scales is much too large, a new SUMI test must be performed

CSince the scores are not really showing a high level of user-satisfaction additional usability testing based on use case is needed

DSince the SUMI results do not provide details, an additional focused heuristic evaluation on the lower scales is recommended

Show Suggested Answer

Suggested Answer: D

by Alberta at May 26, 2026, 06:09 PM

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