CTAL-TA_Syll2019 Exam Dumps : ISTQB Certified Tester Advanced Level - Test Analyst (Syllabus 2019)

Classification trees are a combinatorial testing technique that allows the tester to represent the data items and their values in a graphical form, and to exclude certain combinations by using constraints or rules. Classification trees can help the tester to visualize and organize the test data, and to generate test cases that cover all relevant combinations of values. The other techniques do not provide a convenient way to exclude certain combinations, or require more complex mathematical calculations. References =

• ISTQB Certified Tester Advanced Level Syllabus Technical Test Analyst1, page 2
• Classification Tree Method for Test Design2, section “Classification Tree Method”
• Classification Tree Method - Tutorialspoint3, section “Classification Tree Method”

The test conditions are the inputs and outputs that are used to define the scope and objectives of testing. They should be understandable by business stakeholders because they affect their expectations and satisfaction with the software product. Business stakeholders can provide valuable feedback to the test analyst on the test conditions, such as clarifying any ambiguities, suggesting any changes, or identifying any gaps or risks. References =

• ISTQB Certified Tester Advanced Level Overview of Syllabi1, page 10
• ISTQB Certified Tester Advanced Level Syllabus Technical Test Analyst2, page 2
• Who are the stakeholders in software testing? How to identify them?3, section “Stakeholders in testing will require attention”

A usability review is a technique that evaluates the usability of a system or product based on a set of criteria or heuristics, without involving the actual users. It can be performed by experts or peers, and it can identify potential usability problems and suggest improvements. A usability review is suitable for situations where the availability of users is limited or impractical, and it can provide quick and low-costfeedback. References = ISTQB Certified Tester Advanced Level Syllabus Technical Test Analyst, page 81, section 5.3.2.2.