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Exam Code: CTFL v4.0

Exam Name Certified Tester Foundation Level (CTFL) v4.0

Certification Provider: ISTQB

Corresponding Certification: CTFL

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ISTQB CTFL v4.0 Practice Test 38

Question 370

A test analyst investigates the following quality concern: A requirements group detects conflicting tax exemptions during inspection but delays correction until a regression suite can be executed weeks later. Which observation best verifies that the stated testing issue is addressed?

  1. The revised rules are internally consistent before the test cases are implemented.
  2. The inspected calculation passes review but an overflow failure is reproduced by an executable boundary case.
  3. Confirmed issues are distinguished from false positives and informational warnings.
  4. The omitted authorization case is added and the review issue is formally closed with evidence.

Explanation

Correct Answer

A:

This is the expected verification outcome: The revised rules are internally consistent before the test cases are implemented. It directly checks the corrective activity (Resolve the conflicting rules with stakeholders while the requirements are still editable.) for the described testing problem.

Incorrect Answers

B:

This result may validate another testing scenario: A mobile banking team relies on a peer review to confirm fee arithmetic but never runs boundary tests for integer overflow. It does not establish the required result for this case: The revised rules are internally consistent before the test cases are implemented.

C:

This result may validate another testing scenario: A developer uses a static source-code analyzer and assumes every reported issue proves the application will fail when executed. It does not establish the required result for this case: The revised rules are internally consistent before the test cases are implemented.

D:

This result may validate another testing scenario: A requirements walkthrough finds a serious omission, but the meeting ends with no person responsible for correction and the issue disappears. It does not establish the required result for this case: The revised rules are internally consistent before the test cases are implemented.

Question 371

A test analyst investigates the following quality concern: A requirements group detects conflicting tax exemptions during inspection but delays correction until a regression suite can be executed weeks later. Which testing concept or underlying cause best explains the reported problem?

  1. Static testing includes human evaluation of work-product content beyond syntactic tools.
  2. Static testing can find ambiguity in non-executable work products without running software.
  3. Early static feedback can prevent the propagation of defects into implementation and tests.
  4. Review formality should be adapted to objectives and risk rather than maximized for every artifact.

Explanation

Correct Answer

C:

The most relevant explanation is: Early static feedback can prevent the propagation of defects into implementation and tests. This describes why the original situation (A requirements group detects conflicting tax exemptions during inspection but delays correction until a regression suite can be executed weeks later.) merits the response: Resolve the conflicting rules with stakeholders while the requirements are still editable.

Incorrect Answers

A:

This principle could explain a different testing issue: An AI chatbot team reviews an incident playbook only by running its JSON parser; it misses an unsafe instruction saying analysts may skip verification. The present case is better explained by: Early static feedback can prevent the propagation of defects into implementation and tests.

B:

This principle could explain a different testing issue: A medical booking team waits until executable code exists to examine a requirement that says 'fast appointment confirmation', leaving the performance target ambiguous. The present case is better explained by: Early static feedback can prevent the propagation of defects into implementation and tests.

D:

This principle could explain a different testing issue: A user interface proposal needs rapid input from several business roles, but the team demands a full formal inspection for each minor wording change. The present case is better explained by: Early static feedback can prevent the propagation of defects into implementation and tests.

Question 372

A test analyst investigates the following quality concern: A requirements group detects conflicting tax exemptions during inspection but delays correction until a regression suite can be executed weeks later. Which repeatable testing practice most directly reduces recurrence of this problem?

  1. Plan each technique around its strengths and foreseeable limits.
  2. Include domain and security reviewers for operational procedures.
  3. Track requirement review issues to closure before development acceptance.
  4. Train reviewers to separate work-product findings from judgments about people.

Explanation

Correct Answer

C:

This safeguard specifically targets the contributing cause: Track requirement review issues to closure before development acceptance. It addresses the principle (Early static feedback can prevent the propagation of defects into implementation and tests.) and can be assessed by: The revised rules are internally consistent before the test cases are implemented.

Incorrect Answers

A:

This preventive step mitigates a different project risk (syllabus section 3.1): A team reviews an API design early but later sees dynamic load failures, so leadership decides static reviews have no value. The targeted safeguard for the current case is: Track requirement review issues to closure before development acceptance.

B:

This preventive step mitigates a different project risk (syllabus section 3.1): An AI chatbot team reviews an incident playbook only by running its JSON parser; it misses an unsafe instruction saying analysts may skip verification. The targeted safeguard for the current case is: Track requirement review issues to closure before development acceptance.

D:

This preventive step mitigates a different project risk (syllabus section 3.2): A new tester sends design review comments as personal criticism of the author instead of describing specific ambiguous requirements. The targeted safeguard for the current case is: Track requirement review issues to closure before development acceptance.

Question 373

In a fictional application-delivery project, the team reports: An AI chatbot team reviews an incident playbook only by running its JSON parser; it misses an unsafe instruction saying analysts may skip verification. Which testing activity or corrective action best addresses this situation?

  1. Review the requirement statically and request a measurable confirmation-time threshold before coding.
  2. Record the review finding and correct the defect before executing the affected feature.
  3. Perform a substantive peer review of the playbook's meaning and authorization requirements.
  4. Freeze or explicitly identify the reviewed baseline and manage proposed updates through agreed revision control.

Explanation

Correct Answer

C:

The targeted action is: Perform a substantive peer review of the playbook's meaning and authorization requirements. It addresses the underlying software-testing principle: Static testing includes human evaluation of work-product content beyond syntactic tools. The relevant confirming evidence is: Reviewers identify and remove the unsafe instruction even though the file always parsed successfully.

Incorrect Answers

A:

This choice is a useful response to a different testing situation (section 3.1, Static Testing Basics): A medical booking team waits until executable code exists to examine a requirement that says 'fast appointment confirmation', leaving the performance target ambiguous. The present problem instead depends on: Static testing includes human evaluation of work-product content beyond syntactic tools.

B:

This choice is a useful response to a different testing situation (section 3.1, Static Testing Basics): A fintech tester performs a code review and discovers a missing null-handling branch before the feature compiles, but the team says it cannot count as testing until execution. The present problem instead depends on: Static testing includes human evaluation of work-product content beyond syntactic tools.

D:

This choice is a useful response to a different testing situation (section 3.2, Feedback and Review Process): A product manager edits requirements while a formal review is underway, causing reviewers to analyze different versions and duplicate defect reports. The present problem instead depends on: Static testing includes human evaluation of work-product content beyond syntactic tools.

Question 374

In a fictional application-delivery project, the team reports: An AI chatbot team reviews an incident playbook only by running its JSON parser; it misses an unsafe instruction saying analysts may skip verification. Which observation best verifies that the stated testing issue is addressed?

  1. The inspected calculation passes review but an overflow failure is reproduced by an executable boundary case.
  2. The revised rules are internally consistent before the test cases are implemented.
  3. Findings are associated with one requirement revision and can be verified after correction.
  4. Reviewers identify and remove the unsafe instruction even though the file always parsed successfully.

Explanation

Correct Answer

D:

This is the expected verification outcome: Reviewers identify and remove the unsafe instruction even though the file always parsed successfully. It directly checks the corrective activity (Perform a substantive peer review of the playbook's meaning and authorization requirements.) for the described testing problem.

Incorrect Answers

A:

This result may validate another testing scenario: A mobile banking team relies on a peer review to confirm fee arithmetic but never runs boundary tests for integer overflow. It does not establish the required result for this case: Reviewers identify and remove the unsafe instruction even though the file always parsed successfully.

B:

This result may validate another testing scenario: A requirements group detects conflicting tax exemptions during inspection but delays correction until a regression suite can be executed weeks later. It does not establish the required result for this case: Reviewers identify and remove the unsafe instruction even though the file always parsed successfully.

C:

This result may validate another testing scenario: A product manager edits requirements while a formal review is underway, causing reviewers to analyze different versions and duplicate defect reports. It does not establish the required result for this case: Reviewers identify and remove the unsafe instruction even though the file always parsed successfully.

Question 375

In a fictional application-delivery project, the team reports: An AI chatbot team reviews an incident playbook only by running its JSON parser; it misses an unsafe instruction saying analysts may skip verification. Which testing concept or underlying cause best explains the reported problem?

  1. Static analysis inspects code without executing it and findings are not identical to observed runtime failures.
  2. Static testing includes human evaluation of work-product content beyond syntactic tools.
  3. Static review does not exhaustively demonstrate runtime behavior under every input.
  4. An effective review uses planned objectives and preparation rather than an unconstrained meeting.

Explanation

Correct Answer

B:

The most relevant explanation is: Static testing includes human evaluation of work-product content beyond syntactic tools. This describes why the original situation (An AI chatbot team reviews an incident playbook only by running its JSON parser; it misses an unsafe instruction saying analysts may skip verification.) merits the response: Perform a substantive peer review of the playbook's meaning and authorization requirements.

Incorrect Answers

A:

This principle could explain a different testing issue: A developer uses a static source-code analyzer and assumes every reported issue proves the application will fail when executed. The present case is better explained by: Static testing includes human evaluation of work-product content beyond syntactic tools.

C:

This principle could explain a different testing issue: A mobile banking team relies on a peer review to confirm fee arithmetic but never runs boundary tests for integer overflow. The present case is better explained by: Static testing includes human evaluation of work-product content beyond syntactic tools.

D:

This principle could explain a different testing issue: A UX review meeting invites eight stakeholders but has no scope or entry criteria, so feedback debates branding without addressing the intended accessibility questions. The present case is better explained by: Static testing includes human evaluation of work-product content beyond syntactic tools.

Question 376

In a fictional application-delivery project, the team reports: An AI chatbot team reviews an incident playbook only by running its JSON parser; it misses an unsafe instruction saying analysts may skip verification. Which repeatable testing practice most directly reduces recurrence of this problem?

  1. Include domain and security reviewers for operational procedures.
  2. Track requirement review issues to closure before development acceptance.
  3. Define a review process for tool alerts rather than treating every warning as a proven production fault.
  4. Set practical work-product size and preparation guidelines.

Explanation

Correct Answer

A:

This safeguard specifically targets the contributing cause: Include domain and security reviewers for operational procedures. It addresses the principle (Static testing includes human evaluation of work-product content beyond syntactic tools.) and can be assessed by: Reviewers identify and remove the unsafe instruction even though the file always parsed successfully.

Incorrect Answers

B:

This preventive step mitigates a different project risk (syllabus section 3.1): A requirements group detects conflicting tax exemptions during inspection but delays correction until a regression suite can be executed weeks later. The targeted safeguard for the current case is: Include domain and security reviewers for operational procedures.

C:

This preventive step mitigates a different project risk (syllabus section 3.1): A developer uses a static source-code analyzer and assumes every reported issue proves the application will fail when executed. The targeted safeguard for the current case is: Include domain and security reviewers for operational procedures.

D:

This preventive step mitigates a different project risk (syllabus section 3.2): A team holds a formal code review on a huge unbounded change set and reviewers overlook security errors after hours of fatigue. The targeted safeguard for the current case is: Include domain and security reviewers for operational procedures.

Question 377

A tester is asked to evaluate the following situation: A product owner shares a user-story acceptance checklist for review, but reviewers decline because no code exists and the checklist looks nontechnical. Which testing activity or corrective action best addresses this situation?

  1. Review the checklist for completeness, consistency, and testability before implementation.
  2. Supplement static reasoning with dynamic input-boundary execution under realistic numeric values.
  3. Use static review for design clarity and dynamic tests for timing and runtime interactions.
  4. Rewrite findings to focus on observed product issues, location and effect.

Explanation

Correct Answer

A:

The targeted action is: Review the checklist for completeness, consistency, and testability before implementation. It addresses the underlying software-testing principle: Static testing applies to business work products such as stories and checklists, not only source code. The relevant confirming evidence is: A missing cancellation path is added and later becomes an executable acceptance case.

Incorrect Answers

B:

This choice is a useful response to a different testing situation (section 3.1, Static Testing Basics): A mobile banking team relies on a peer review to confirm fee arithmetic but never runs boundary tests for integer overflow. The present problem instead depends on: Static testing applies to business work products such as stories and checklists, not only source code.

C:

This choice is a useful response to a different testing situation (section 3.1, Static Testing Basics): A team reviews an API design early but later sees dynamic load failures, so leadership decides static reviews have no value. The present problem instead depends on: Static testing applies to business work products such as stories and checklists, not only source code.

D:

This choice is a useful response to a different testing situation (section 3.2, Feedback and Review Process): A new tester sends design review comments as personal criticism of the author instead of describing specific ambiguous requirements. The present problem instead depends on: Static testing applies to business work products such as stories and checklists, not only source code.

Question 378

A tester is asked to evaluate the following situation: A product owner shares a user-story acceptance checklist for review, but reviewers decline because no code exists and the checklist looks nontechnical. Which observation best verifies that the stated testing issue is addressed?

  1. A revised statement defines the response-time limit and supports precise performance tests.
  2. A missing cancellation path is added and later becomes an executable acceptance case.
  3. The inspected calculation passes review but an overflow failure is reproduced by an executable boundary case.
  4. Findings and follow-up are documented by distinct participants under the agreed inspection process.

Explanation

Correct Answer

B:

This is the expected verification outcome: A missing cancellation path is added and later becomes an executable acceptance case. It directly checks the corrective activity (Review the checklist for completeness, consistency, and testability before implementation.) for the described testing problem.

Incorrect Answers

A:

This result may validate another testing scenario: A medical booking team waits until executable code exists to examine a requirement that says 'fast appointment confirmation', leaving the performance target ambiguous. It does not establish the required result for this case: A missing cancellation path is added and later becomes an executable acceptance case.

C:

This result may validate another testing scenario: A mobile banking team relies on a peer review to confirm fee arithmetic but never runs boundary tests for integer overflow. It does not establish the required result for this case: A missing cancellation path is added and later becomes an executable acceptance case.

D:

This result may validate another testing scenario: A safety-critical module requires an inspection, but the same developer authors, moderates, and individually approves all review findings without independent preparation. It does not establish the required result for this case: A missing cancellation path is added and later becomes an executable acceptance case.

Question 379

A tester is asked to evaluate the following situation: A product owner shares a user-story acceptance checklist for review, but reviewers decline because no code exists and the checklist looks nontechnical. Which testing concept or underlying cause best explains the reported problem?

  1. Static analysis inspects code without executing it and findings are not identical to observed runtime failures.
  2. Static testing applies to business work products such as stories and checklists, not only source code.
  3. Static and dynamic testing address different kinds of information and are not substitutes for all objectives.
  4. Review completion requires a decision based on explicit acceptance or exit conditions.

Explanation

Correct Answer

B:

The most relevant explanation is: Static testing applies to business work products such as stories and checklists, not only source code. This describes why the original situation (A product owner shares a user-story acceptance checklist for review, but reviewers decline because no code exists and the checklist looks nontechnical.) merits the response: Review the checklist for completeness, consistency, and testability before implementation.

Incorrect Answers

A:

This principle could explain a different testing issue: A developer uses a static source-code analyzer and assumes every reported issue proves the application will fail when executed. The present case is better explained by: Static testing applies to business work products such as stories and checklists, not only source code.

C:

This principle could explain a different testing issue: A team reviews an API design early but later sees dynamic load failures, so leadership decides static reviews have no value. The present case is better explained by: Static testing applies to business work products such as stories and checklists, not only source code.

D:

This principle could explain a different testing issue: A moderator closes a formal review because time is up although several blocking defects remain unresolved and no exit rule exists. The present case is better explained by: Static testing applies to business work products such as stories and checklists, not only source code.

Question 380

A tester is asked to evaluate the following situation: A product owner shares a user-story acceptance checklist for review, but reviewers decline because no code exists and the checklist looks nontechnical. Which repeatable testing practice most directly reduces recurrence of this problem?

  1. Schedule reviews at the earliest point relevant artifacts are available.
  2. Track requirement review issues to closure before development acceptance.
  3. Recognize structured reviews and static analysis as complementary test activities.
  4. Use revision-aware comment systems and completion checklists.

Explanation

Correct Answer

A:

This safeguard specifically targets the contributing cause: Schedule reviews at the earliest point relevant artifacts are available. It addresses the principle (Static testing applies to business work products such as stories and checklists, not only source code.) and can be assessed by: A missing cancellation path is added and later becomes an executable acceptance case.

Incorrect Answers

B:

This preventive step mitigates a different project risk (syllabus section 3.1): A requirements group detects conflicting tax exemptions during inspection but delays correction until a regression suite can be executed weeks later. The targeted safeguard for the current case is: Schedule reviews at the earliest point relevant artifacts are available.

C:

This preventive step mitigates a different project risk (syllabus section 3.1): A fintech tester performs a code review and discovers a missing null-handling branch before the feature compiles, but the team says it cannot count as testing until execution. The targeted safeguard for the current case is: Schedule reviews at the earliest point relevant artifacts are available.

D:

This preventive step mitigates a different project risk (syllabus section 3.2): A distributed review board receives comments after a deadline but cannot tell whether the author fixed the correct document revision. The targeted safeguard for the current case is: Schedule reviews at the earliest point relevant artifacts are available.