Risks and Challenges CT-UT Practice Questions (Page 4)

Questions 16–19

1. 16application · medium

   A UX researcher is conducting usability review sessions for a mobile app. The researcher is using a think-aloud protocol. During the third session, the participant is very quiet and only provides short answers like 'I don't know' when asked to think aloud. The researcher needs to improve the quality of the verbal data. Which technique is most effective?

   • ASwitch to a retrospective think-aloud protocol where the participant watches a recording of their session.
   • BAsk the participant directly if they are finding the tasks too difficult.
   • CEnd the session early and note that the participant was not suitable for the study.
   • DUse gentle prompts such as 'What are you thinking right now?' or 'What is going through your mind?'
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2. 17expert · hard

   A usability team is reviewing a new medical device interface for use by nurses in a hospital. The team has a very limited budget and can only conduct 4 sessions. The stakeholder wants to ensure the findings are reliable enough to inform a critical design decision. The usability lead must decide how to maximize the value of the 4 sessions. Which approach is most effective?

   • ARecruit 4 nurses with varying levels of experience and assign each to test a different part of the interface.
   • BUse a within-subjects design with 4 nurses, each testing all critical tasks, and combine with a heuristic evaluation by two experts.
   • CConduct a single focus group with all 4 nurses to generate a broad range of opinions quickly.
   • DUse a between-subjects design with 2 nurses testing one set of tasks and 2 testing another set to cover more ground.
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4. 18foundation · easy

   Which of the following is a typical challenge in usability reviews related to participant recruitment?

   • ASelecting the right usability heuristics for the review.
   • BEnsuring that reviewers have the necessary technical skills.
   • CFinding participants who match the target user profile.
   • DDeciding on the number of review rounds to conduct.
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5. 19foundation · easy

   Which of the following is a common risk during the planning phase of a usability review?

   • AInsufficient time allocated for the review activities.
   • BThe review uses a well-defined set of usability heuristics.
   • CThe review team includes both usability experts and domain experts.
   • DThe review findings are documented in a structured report.
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