ISTQBCertified Tester Usability Testing
The ISTQB® Certified Tester Usability Testing (CT-UT) certification validates your ability to plan and conduct usability testing that improves product usability, user experience, and accessibility. It is designed for software testing professionals who want to specialize in usability, as well as usability engineers seeking a structured testing perspective. Earning CT-UT demonstrates that you can apply recognized standards and methods to uncover real usability risks and communicate findings effectively.
950 practice questions · Updated 2026-07-30
8Domains
33Objectives
232Concepts
950Questions
CT-UT Curriculum
Every domain, objective, and concept the CT-UT exam measures.
- Definition of usability
- Usability in user experience
- Usability as a quality characteristic
- Context of use
- Usability measures
- Definition of User Experience
- Components of User Experience
- User-Centered Design Principles
- Relationship Between Usability and User Experience
- Context of Use
- User Experience in the Product Lifecycle
- Definition of Accessibility
- Accessibility Standards and Guidelines
- Accessibility vs. Usability
- Accessibility Barriers
- Inclusive User Research
- Assistive Technologies
- Accessibility Testing Methods
- Reporting Accessibility Findings
- Usability Evaluation Overview
- Evaluation Methods Classification
- Choosing Evaluation Methods
- Planning Usability Evaluations
- Conducting Usability Evaluations
- Analyzing Evaluation Results
- Reporting Evaluation Findings
- User Experience Evaluation Overview
- Evaluation Methods
- Evaluation Metrics
- Evaluation Process
- Data Collection and Analysis
- Reporting Findings
- Definition of Accessibility Evaluation
- Accessibility Standards and Guidelines
- Evaluation Methods
- Inclusive Participant Selection
- Interpreting Accessibility Findings
- Define usability requirements
- Identify sources of usability requirements
- Categorize usability requirements
- Formulate measurable usability requirements
- Prioritize usability requirements
- Trace usability requirements to test cases
- Agile Usability Evaluation Overview
- Timing of Usability Evaluations in Agile
- Lightweight Evaluation Techniques
- Integrating Evaluation with Agile Ceremonies
- Continuous Feedback Loops
- Collaboration Between Roles
- Adapting Evaluation to Agile Constraints
- Documenting and Communicating Findings
- Definition of usability risk
- Sources of usability risks
- Impact of usability risks
- Risk identification techniques
- Risk assessment and prioritization
- Risk mitigation strategies
- Documentation and communication of risks
- Definition of User Experience Risks
- Sources of User Experience Risks
- Impact of User Experience Risks
- Identification of User Experience Risks
- Mitigation of User Experience Risks
- Definition of Accessibility
- Types of Disabilities
- Assistive Technologies
- Accessibility Guidelines and Standards
- Accessibility Risks
- Inclusive Design Principles
- Evaluating Accessibility
- Identify project risks in usability testing
- Analyze impact of project risks
- Mitigate project risks
- ISO 9241 series overview
- Key usability principles in ISO 9241
- ISO 9241-11 usability definition
- ISO 9241-210 human-centred design
- Application of ISO usability standards
- Identify manufacturer guidelines
- Locate manufacturer guidelines
- Interpret manufacturer guidelines
- Apply manufacturer guidelines
- ISO 9241-11 Usability Definition
- ISO 9241-210 Human-Centred Design
- ISO/IEC 25010 Quality in Use
- ISO 9241-110 Dialogue Principles
- ISO 9241-171 Accessibility
- ISO 9241-20 Accessibility of ICT
- ISO 9241-11 Context of Use
- ISO 9241-12 Presentation of Information
- ISO 9241-13 User Guidance
- ISO 9241-14 Menu Dialogues
- ISO 9241-15 Command Dialogues
- ISO 9241-16 Direct Manipulation Dialogues
- ISO 9241-17 Form-Filling Dialogues
- ISO 9241-151 Web User Interfaces
- ISO 9241-171 Accessibility Requirements
- ISO 9241-20 Accessibility of ICT Products
- ISO 9241-11 Usability Measurement
- ISO 9241-210 Context of Use Analysis
- ISO 9241-210 User Requirements Specification
- ISO 9241-210 Design Solutions
- ISO 9241-210 Evaluation
- ISO/IEC 25010 Quality Model
- ISO/IEC 25062 Usability Test Reports
- ISO 9241-11 Satisfaction
- ISO 9241-11 Effectiveness
- ISO 9241-11 Efficiency
- WCAG Overview
- WCAG Principles
- WCAG Guidelines and Success Criteria
- Conformance Levels
- Applying WCAG in Usability Testing
- Identify relevant accessibility legislation
- Understand legal obligations
- Apply legislation to testing practices
- Planning a usability review
- Selecting reviewers and participants
- Preparing review materials
- Conducting the review session
- Analyzing review findings
- Reporting and communicating results
- Identify usability review risks
- Mitigate usability review risks
- Recognize usability review challenges
- Address usability review challenges
- Definition and Purpose of Informal Usability Review
- When to Use Informal Usability Review
- Roles and Participants in Informal Usability Review
- Planning an Informal Usability Review
- Conducting an Informal Usability Review
- Data Collection and Note-Taking in Informal Usability Review
- Analyzing and Reporting Findings from Informal Usability Review
- Advantages and Limitations of Informal Usability Review
- Purpose and scope of expert usability review
- Roles and responsibilities of the usability expert
- Preparation for an expert usability review
- Heuristic evaluation principles
- Cognitive walkthrough method
- Other expert review techniques
- Identifying and documenting usability issues
- Severity rating and prioritization
- Reporting and communicating findings
- Limitations and validity of expert reviews
- Heuristic Evaluation Fundamentals
- Heuristic Principles
- Evaluator Role
- Evaluation Process
- Severity Rating
- Reporting Findings
- Step-by-step usability testing process
- Usability test plan components
- Writing a usability test plan
- Usability test script purpose and structure
- Developing a usability test script
- Designing usability test tasks
- Task scenarios and instructions
- Task ordering and prioritization
- Usability test lab setup
- Remote vs. in-person lab considerations
- Pilot testing the usability test
- Pilot Session Purpose
- Pilot Session Preparation
- Conducting the Pilot Session
- Analyzing Pilot Results
- Revising the Test Plan
- Test Session Preparation
- Participant Management
- Facilitation Techniques
- Observation and Data Collection
- Handling Issues During Sessions
- Session Wrap-up and Debrief
- Analysis of Findings
- Synthesizing Usability Data
- Prioritizing Usability Issues
- Usability Test Report Structure
- Writing Clear and Concise Findings
- Reporting Usability Metrics
- Best Practices in Usability Test Reporting
- Delivering Usability Reports
- Quality Control of a Usability Test
- Quality Assurance vs. Quality Control
- Quality Criteria for Usability Tests
- Quality Control Methods
- Common Challenges in Usability Testing
- Frequent Mistakes in Usability Testing
- Mitigation Strategies
- Define survey objectives
- Identify target respondents
- Design survey questions
- Choose survey format and distribution method
- Pilot test the survey
- Administer the survey
- Analyze survey results
- Report and act on findings
- Purpose of standardized questionnaires
- Types of standardized questionnaires
- Selecting an appropriate questionnaire
- Administering standardized questionnaires
- Interpreting results from standardized questionnaires
- Limitations of standardized questionnaires
- Usability evaluation method selection criteria
- Categories of usability evaluation methods
- Method selection process
- Trade-offs among methods
- User Experience Evaluation Method Selection Criteria
- Evaluation Method Categories
- Contextual Factors in Method Selection
- Trade-offs Among Evaluation Methods
- Accessibility evaluation methods overview
- Method selection criteria
- Automated evaluation tools
- Manual expert review
- User-based testing with people with disabilities
- Combining methods
- Reporting and integrating results
- Role of the Usability Tester
- Planning Usability Tests
- Conducting Usability Tests
- Analyzing and Reporting Results
- Moderator Role Definition
- Note-Taker Role Definition
- Moderator-Note-Taker Collaboration
- Moderator Skills and Competencies
- Note-Taker Skills and Competencies
- Moderator Tasks Before, During, and After Session
- Note-Taker Tasks Before, During, and After Session
- Moderator-Note-Taker Communication
- Handling Participant Interactions
- Note-Taking Techniques
- Data Recording and Documentation
- Ethical Considerations in Roles
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Percentages reflect share of the current practice bank, not official exam weightings — no structured per-skill weight is published for CT-UT, so none is invented.