iSQI Updated CTFL-AT Exam Questions and Answers by asma

Comprehensive and Detailed Explanation From Exact Extract:

FromCTFL-AT Syllabus v4.0, Section 3.2Test-Driven Development, and 1.3The Whole-Team Approach, testers:

"Collaborate in test-related activities including test case creation, exploratory testing, and user story clarification."

"Unit tests are typically the responsibility of developers, especially in TDD practices."

Therefore,Option Aisleast likely, asunit test tracking in TDDis primarily adeveloper responsibility, not a tester's routine task.

Options B, C, and D all describekey Agile tester activities, such asmaintaining regression tests,collaborating with developers, andparticipating in specification workshops (BDD/ATDD practices).

Regression of software is the risk that a change in one part of the software causes a defect in another part of the software that was previously working correctly. Regression of software is a high risk in agile projects because there is code churn due to change in business needs over several sprints. Code churn is the amount of code that is added, modified, or deleted in a software project over time. Code churn can indicate the volatility and complexity of the software, and the frequency and magnitude of the changes. In agile projects, code churn can be highbecause the business needs and the user requirements can change rapidly and frequently over several sprints, which are short iterations of development and testing. This means that the software is constantly evolving and adapting to the changing needs, and that the existing functionality and quality may be affected by the new or modified code. Therefore, regression of software is a high risk in agile projects, and it requires effective testing strategies and techniques to prevent, detect, and fix the regression defects. References: ISTQB® Foundation Level Agile Tester Syllabus1, Section 2.3.2, page 17; ISTQB® Glossary of Testing Terms2, version 4.0, pages 36 and 55

Comprehensive and Detailed Explanation From Exact Extract:

FromCTFL-AT Syllabus v4.0, Section 3.1Testing Techniques and Agile, it states:

"Decision table testing is useful when the outcome depends on combinations of inputs or rules."

In this case,different reimbursement percentagesare determined based ontypes of visits and subtypes, makingOption A (Decision Table Testing)the ideal technique.

Option Bfocuses onsingle input ranges, less suitable here.

Option Csuits end-to-end scenarios but not logic-driven calculations.

Option Dapplies tostate-based systems, which this is not.

Comprehensive and Detailed Explanation From Exact Extract:

FromCTFL-AT Syllabus v4.0, Section 2.4 and 2.5:

"Due to frequent changes and short iterations, testers must be flexible and responsive. However, keeping up with pace can be a challenge."

Thus,Option Dis correct —testers may strugglewith rapid changes and short feedback loops, which is a known challenge in Agile.

Option Ais false — testers still measurecoverage and report defects.

Option Bmisrepresents TDD —developerstypically write the unit tests in TDD.

Option Cis incorrect —quality is a shared responsibilityin Agile.