CTAL-ATT Exam Dumps : Certified Tester Advanced Level Agile Technical Tester

 The correct use of Behavior-Driven Development (BDD) to design test scenarios involves specifying the behavior in a given-when-then format. This format helps to clarify the conditions under which a particular outcome should occur. Option A follows this structure correctly:

Given that the shopper scans their card (the precondition),

When they checkout (the action),

Then they should receive all the quantity discounts for everything they have purchased (the expected outcome).

This scenario clearly outlines the behavior of the system in response to the user’s actions, which is central to BDD.

References = The ISTQB Advanced Level Agile Technical Tester syllabus emphasizes the importance of creating testable acceptance criteria for a given user story using requirements engineering and test techniques, which include the application of BDD in the context of a given user story12.

Review of User Story:The story's focus is on notifying the customer of the delivery time, not the shipping fee or free shipping qualification.

Analyzing the Charter:

The charter mentions verifying shipping fees, which is unrelated to the functionality of the user story.

It does not address delivery time notifications, which are the main purpose of the user story.

Alignment with Agile Testing Principles:Agile testing requires charters to align closely with the story’s intent and customer goals.

Conclusion:The main flaw is that the charter does not test the core functionality of the story, making Option B correct.

 Exploratory testing is a type of testing that emphasizes the personal freedom and responsibility of the individual tester to continually optimize the quality of his/her work by treating test-related learning, test design, test execution, and test result interpretation as mutually supportive activities that run in parallel throughout the project. While exploratory testing can be highly effective in certain contexts, for safety-critical systems, it is generally not recommended. Safety-critical systems require a high degree of assurance and predictability that each component of the system behaves as expected under all circumstances. Manual black-box tests, which are more structured and can be thoroughly planned and documented, are preferred in these scenarios to ensure comprehensive coverage and traceability.

References = The ISTQB Advanced Level Agile Technical Tester syllabus and training materials provide guidance on the appropriate use of different testing techniques in various contexts, including the recommendation of structured manual black-box testing over exploratory testing for safety-critical systems1234.