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Exam Code: CTFL v4.0

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

Certification Provider: ISTQB

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ISTQB CTFL v4.0 Practice Test 69

Question 680

During a release-readiness review, a tester observes: A shipping team's testers receive a story with the words 'As a user' but no actual business benefit, leading to tests that optimize a technically valid but irrelevant feature. Which repeatable testing practice most directly reduces recurrence of this problem?

  1. Hold example-mapping sessions before starting complex story development.
  2. Review scenario sets for contradictions before automation.
  3. Include benefit and target persona in collaborative story refinement.
  4. Review loop boundaries and guard outcomes in code-based test design.

Explanation

Correct Answer

C:

This safeguard specifically targets the contributing cause: Include benefit and target persona in collaborative story refinement. It addresses the principle (A useful user story communicates stakeholder need and value rather than being only an implementation request.) and can be assessed by: The refined story links the feature to a meaningful workflow and acceptance outcome.

Incorrect Answers

A:

This preventive step mitigates a different project risk (syllabus section 4.5): An agile team writes Given-When-Then scenarios only after coding, so the examples merely reproduce existing behavior rather than the intended business rule. The targeted safeguard for the current case is: Include benefit and target persona in collaborative story refinement.

B:

This preventive step mitigates a different project risk (syllabus section 4.5): A health portal has conflicting acceptance examples for whether an unsigned consent form can unlock record sharing, and the team implements whichever one it reads first. The targeted safeguard for the current case is: Include benefit and target persona in collaborative story refinement.

D:

This preventive step mitigates a different project risk (syllabus section 4.3): A small utility has a simple loop that executes zero, one, and many iterations, but testers execute only a ten-item collection and call every control-flow behavior covered. The targeted safeguard for the current case is: Include benefit and target persona in collaborative story refinement.

Question 681

A test analyst investigates the following quality concern: A health portal has conflicting acceptance examples for whether an unsigned consent form can unlock record sharing, and the team implements whichever one it reads first. Which testing activity or corrective action best addresses this situation?

  1. Agree on executable-style examples collaboratively before implementation and use them to guide development.
  2. Collaboratively refine the story with concrete examples and testable acceptance criteria.
  3. Explain the remaining combinations and, where risk justifies it, test important combined paths.
  4. Resolve conflicting examples through joint business, legal and test discussion before implementation.

Explanation

Correct Answer

D:

The targeted action is: Resolve conflicting examples through joint business, legal and test discussion before implementation. It addresses the underlying software-testing principle: Inconsistent acceptance examples create conflicting test oracles and implementation expectations. The relevant confirming evidence is: All approved examples reject sharing without the required signed consent.

Incorrect Answers

A:

This choice is a useful response to a different testing situation (section 4.5, Collaboration-based Test Approaches): An agile team writes Given-When-Then scenarios only after coding, so the examples merely reproduce existing behavior rather than the intended business rule. The present problem instead depends on: Inconsistent acceptance examples create conflicting test oracles and implementation expectations.

B:

This choice is a useful response to a different testing situation (section 4.5, Collaboration-based Test Approaches): A product owner writes the user story 'As a customer I want faster checkout' with no measurable behavior, and developers and testers assume different interpretations. The present problem instead depends on: Inconsistent acceptance examples create conflicting test oracles and implementation expectations.

C:

This choice is a useful response to a different testing situation (section 4.3, White-Box Test Techniques): A team assumes 100% branch coverage ensures every possible execution path through two independent decisions is covered. The present problem instead depends on: Inconsistent acceptance examples create conflicting test oracles and implementation expectations.

Question 682

A test analyst investigates the following quality concern: A health portal has conflicting acceptance examples for whether an unsigned consent form can unlock record sharing, and the team implements whichever one it reads first. Which observation best verifies that the stated testing issue is addressed?

  1. All approved examples reject sharing without the required signed consent.
  2. Three failures lock the account as agreed, while a permitted reset follows the authorized recovery path.
  3. The team agrees on a measurable checkout completion expectation and corresponding examples.
  4. Reviewers can tell which discount categories and failure types were checked and what issues arose.

Explanation

Correct Answer

A:

This is the expected verification outcome: All approved examples reject sharing without the required signed consent. It directly checks the corrective activity (Resolve conflicting examples through joint business, legal and test discussion before implementation.) for the described testing problem.

Incorrect Answers

B:

This result may validate another testing scenario: An ATM team specifies 'if PIN invalid then reject' but never specifies what happens after three consecutive failures, leaving an account-lockout security gap. It does not establish the required result for this case: All approved examples reject sharing without the required signed consent.

C:

This result may validate another testing scenario: A product owner writes the user story 'As a customer I want faster checkout' with no measurable behavior, and developers and testers assume different interpretations. It does not establish the required result for this case: All approved examples reject sharing without the required signed consent.

D:

This result may validate another testing scenario: A retailer's tester runs a checklist that says 'verify discounts' but never clarifies the business rules, resulting in meaningless ticks. It does not establish the required result for this case: All approved examples reject sharing without the required signed consent.

Question 683

A test analyst investigates the following quality concern: A health portal has conflicting acceptance examples for whether an unsigned consent form can unlock record sharing, and the team implements whichever one it reads first. Which testing concept or underlying cause best explains the reported problem?

  1. ATDD aims to clarify expectations early through collaboration and test-first acceptance thinking.
  2. Examples and criteria help uncover state-dependent behavior missing from simple rules.
  3. Exploratory testing combines learning, design and execution while benefiting from a bounded charter and record.
  4. Inconsistent acceptance examples create conflicting test oracles and implementation expectations.

Explanation

Correct Answer

D:

The most relevant explanation is: Inconsistent acceptance examples create conflicting test oracles and implementation expectations. This describes why the original situation (A health portal has conflicting acceptance examples for whether an unsigned consent form can unlock record sharing, and the team implements whichever one it reads first.) merits the response: Resolve conflicting examples through joint business, legal and test discussion before implementation.

Incorrect Answers

A:

This principle could explain a different testing issue: A project runs ATDD meetings after delivery and labels the production demo as the first moment stakeholders can define expected outcomes. The present case is better explained by: Inconsistent acceptance examples create conflicting test oracles and implementation expectations.

B:

This principle could explain a different testing issue: An ATM team specifies 'if PIN invalid then reject' but never specifies what happens after three consecutive failures, leaving an account-lockout security gap. The present case is better explained by: Inconsistent acceptance examples create conflicting test oracles and implementation expectations.

C:

This principle could explain a different testing issue: A mobile shopping team begins exploratory testing with no mission, timebox, or recorded observations, then cannot explain what its findings cover. The present case is better explained by: Inconsistent acceptance examples create conflicting test oracles and implementation expectations.

Question 684

A test analyst investigates the following quality concern: A health portal has conflicting acceptance examples for whether an unsigned consent form can unlock record sharing, and the team implements whichever one it reads first. Which repeatable testing practice most directly reduces recurrence of this problem?

  1. Hold example-mapping sessions before starting complex story development.
  2. Review scenario sets for contradictions before automation.
  3. Run periodic mutation or intentional-failure checks against ATDD step definitions.
  4. Inspect unexercised outcomes after achieving statement coverage.

Explanation

Correct Answer

B:

This safeguard specifically targets the contributing cause: Review scenario sets for contradictions before automation. It addresses the principle (Inconsistent acceptance examples create conflicting test oracles and implementation expectations.) and can be assessed by: All approved examples reject sharing without the required signed consent.

Incorrect Answers

A:

This preventive step mitigates a different project risk (syllabus section 4.5): An agile team writes Given-When-Then scenarios only after coding, so the examples merely reproduce existing behavior rather than the intended business rule. The targeted safeguard for the current case is: Review scenario sets for contradictions before automation.

C:

This preventive step mitigates a different project risk (syllabus section 4.5): A service team automates its Gherkin scenarios with step definitions that always return success regardless of the application's actual state. The targeted safeguard for the current case is: Review scenario sets for contradictions before automation.

D:

This preventive step mitigates a different project risk (syllabus section 4.3): A developer sees 100% statement coverage on an eligibility function but the rejection branch that contains no executable statements is never taken. The targeted safeguard for the current case is: Review scenario sets for contradictions before automation.

Question 685

In a fictional application-delivery project, the team reports: A transport app team's Gherkin check asserts only that the booking page loads, though the story requires a fare quote to match luggage choices. Which testing activity or corrective action best addresses this situation?

  1. Extend acceptance examples to cover the business rule and observable fare outcome.
  2. Implement meaningful assertions and demonstrate that a deliberate defect makes the acceptance check fail.
  3. Specify acceptance criteria using customer type, qualifying basket value and explicit expected discount.
  4. Select inputs that reveal relevant decision outcomes and note the limits of simple branch coverage.

Explanation

Correct Answer

A:

The targeted action is: Extend acceptance examples to cover the business rule and observable fare outcome. It addresses the underlying software-testing principle: A syntactically valid acceptance scenario need not cover the actual story objective. The relevant confirming evidence is: Different luggage selections produce correct documented fares in the automated example.

Incorrect Answers

B:

This choice is a useful response to a different testing situation (section 4.5, Collaboration-based Test Approaches): A service team automates its Gherkin scenarios with step definitions that always return success regardless of the application's actual state. The present problem instead depends on: A syntactically valid acceptance scenario need not cover the actual story objective.

C:

This choice is a useful response to a different testing situation (section 4.5, Collaboration-based Test Approaches): An e-commerce story has one acceptance sentence, 'the discount works', and the tester cannot determine which customer segments qualify. The present problem instead depends on: A syntactically valid acceptance scenario need not cover the actual story objective.

D:

This choice is a useful response to a different testing situation (section 4.3, White-Box Test Techniques): An application uses a short-circuit Boolean expression where one operand is never evaluated for some inputs, and testers count function calls as proof all Boolean behaviors were observed. The present problem instead depends on: A syntactically valid acceptance scenario need not cover the actual story objective.

Question 686

In a fictional application-delivery project, the team reports: A transport app team's Gherkin check asserts only that the booking page loads, though the story requires a fare quote to match luggage choices. Which observation best verifies that the stated testing issue is addressed?

  1. Three failures lock the account as agreed, while a permitted reset follows the authorized recovery path.
  2. Different luggage selections produce correct documented fares in the automated example.
  3. The refined story links the feature to a meaningful workflow and acceptance outcome.
  4. Instrumented runs cover loop skip, entry and repeated iteration behavior.

Explanation

Correct Answer

B:

This is the expected verification outcome: Different luggage selections produce correct documented fares in the automated example. It directly checks the corrective activity (Extend acceptance examples to cover the business rule and observable fare outcome.) for the described testing problem.

Incorrect Answers

A:

This result may validate another testing scenario: An ATM team specifies 'if PIN invalid then reject' but never specifies what happens after three consecutive failures, leaving an account-lockout security gap. It does not establish the required result for this case: Different luggage selections produce correct documented fares in the automated example.

C:

This result may validate another testing scenario: A shipping team's testers receive a story with the words 'As a user' but no actual business benefit, leading to tests that optimize a technically valid but irrelevant feature. It does not establish the required result for this case: Different luggage selections produce correct documented fares in the automated example.

D:

This result may validate another testing scenario: A small utility has a simple loop that executes zero, one, and many iterations, but testers execute only a ten-item collection and call every control-flow behavior covered. It does not establish the required result for this case: Different luggage selections produce correct documented fares in the automated example.

Question 687

In a fictional application-delivery project, the team reports: A transport app team's Gherkin check asserts only that the booking page loads, though the story requires a fare quote to match luggage choices. Which testing concept or underlying cause best explains the reported problem?

  1. Executable acceptance specifications require real observable checks, not green steps with no oracle.
  2. A syntactically valid acceptance scenario need not cover the actual story objective.
  3. A useful user story communicates stakeholder need and value rather than being only an implementation request.
  4. White-box techniques evaluate implementation structure and cannot establish unimplemented requirement coverage.

Explanation

Correct Answer

B:

The most relevant explanation is: A syntactically valid acceptance scenario need not cover the actual story objective. This describes why the original situation (A transport app team's Gherkin check asserts only that the booking page loads, though the story requires a fare quote to match luggage choices.) merits the response: Extend acceptance examples to cover the business rule and observable fare outcome.

Incorrect Answers

A:

This principle could explain a different testing issue: A service team automates its Gherkin scenarios with step definitions that always return success regardless of the application's actual state. The present case is better explained by: A syntactically valid acceptance scenario need not cover the actual story objective.

C:

This principle could explain a different testing issue: A shipping team's testers receive a story with the words 'As a user' but no actual business benefit, leading to tests that optimize a technically valid but irrelevant feature. The present case is better explained by: A syntactically valid acceptance scenario need not cover the actual story objective.

D:

This principle could explain a different testing issue: A programmer obtains statement coverage for an unfamiliar tax module but declares that the work proves the legal requirements are complete. The present case is better explained by: A syntactically valid acceptance scenario need not cover the actual story objective.

Question 688

In a fictional application-delivery project, the team reports: A transport app team's Gherkin check asserts only that the booking page loads, though the story requires a fare quote to match luggage choices. Which repeatable testing practice most directly reduces recurrence of this problem?

  1. Check temporal phrases such as 'within' and 'at least' during acceptance example review.
  2. Trace each important acceptance criterion to a representative example.
  3. Review shared examples before deriving checks at different levels.
  4. Use a boundary matrix with minimum and maximum rows and adjacent values.

Explanation

Correct Answer

B:

This safeguard specifically targets the contributing cause: Trace each important acceptance criterion to a representative example. It addresses the principle (A syntactically valid acceptance scenario need not cover the actual story objective.) and can be assessed by: Different luggage selections produce correct documented fares in the automated example.

Incorrect Answers

A:

This preventive step mitigates a different project risk (syllabus section 4.5): A flight booking story says refunds must complete within seven days, but a test expects exactly seven days instead of verifying the maximum permitted time. The targeted safeguard for the current case is: Trace each important acceptance criterion to a representative example.

C:

This preventive step mitigates a different project risk (syllabus section 4.5): An agile banking team writes different expected amounts in unit tests and acceptance examples because they were specified by different groups without collaboration. The targeted safeguard for the current case is: Trace each important acceptance criterion to a representative example.

D:

This preventive step mitigates a different project risk (syllabus section 4.2): A pharmacy system supports refill counts 0–3 but a tester chooses -1, 0, 1 and 2, claiming both the minimum and maximum boundaries are covered. The targeted safeguard for the current case is: Trace each important acceptance criterion to a representative example.

Question 689

A tester is asked to evaluate the following situation: A user story describes bulk invoice import, but team members propose dozens of unrelated implementation details instead of discussing concrete user outcomes. Which testing activity or corrective action best addresses this situation?

  1. Clarify the role, requested capability and value with product stakeholders.
  2. Use a focused conversation around representative input examples, expected import status and errors.
  3. Add representative invalid and exception examples during collaborative scenario review.
  4. Supplement structural coverage with specification-derived tests of all applicable tax requirements.

Explanation

Correct Answer

B:

The targeted action is: Use a focused conversation around representative input examples, expected import status and errors. It addresses the underlying software-testing principle: Collaborative story writing reduces scope confusion by grounding discussion in behavior and examples. The relevant confirming evidence is: The resulting acceptance rules distinguish valid, partial and rejected imports.

Incorrect Answers

A:

This choice is a useful response to a different testing situation (section 4.5, Collaboration-based Test Approaches): A shipping team's testers receive a story with the words 'As a user' but no actual business benefit, leading to tests that optimize a technically valid but irrelevant feature. The present problem instead depends on: Collaborative story writing reduces scope confusion by grounding discussion in behavior and examples.

C:

This choice is a useful response to a different testing situation (section 4.5, Collaboration-based Test Approaches): A product team writes acceptance examples for the happy path only and discovers after release that malformed address input crashes shipping label creation. The present problem instead depends on: Collaborative story writing reduces scope confusion by grounding discussion in behavior and examples.

D:

This choice is a useful response to a different testing situation (section 4.1, Test Techniques Overview): A programmer obtains statement coverage for an unfamiliar tax module but declares that the work proves the legal requirements are complete. The present problem instead depends on: Collaborative story writing reduces scope confusion by grounding discussion in behavior and examples.

Question 690

A tester is asked to evaluate the following situation: A user story describes bulk invoice import, but team members propose dozens of unrelated implementation details instead of discussing concrete user outcomes. Which observation best verifies that the stated testing issue is addressed?

  1. The team agrees on a measurable checkout completion expectation and corresponding examples.
  2. A seeded wrong price causes the appropriate acceptance scenario to fail before correction.
  3. The expired reward cannot be redeemed and no points are transferred.
  4. The resulting acceptance rules distinguish valid, partial and rejected imports.

Explanation

Correct Answer

D:

This is the expected verification outcome: The resulting acceptance rules distinguish valid, partial and rejected imports. It directly checks the corrective activity (Use a focused conversation around representative input examples, expected import status and errors.) for the described testing problem.

Incorrect Answers

A:

This result may validate another testing scenario: A product owner writes the user story 'As a customer I want faster checkout' with no measurable behavior, and developers and testers assume different interpretations. It does not establish the required result for this case: The resulting acceptance rules distinguish valid, partial and rejected imports.

B:

This result may validate another testing scenario: A service team automates its Gherkin scenarios with step definitions that always return success regardless of the application's actual state. It does not establish the required result for this case: The resulting acceptance rules distinguish valid, partial and rejected imports.

C:

This result may validate another testing scenario: A loyalty engine has an 'expired' terminal status but the QA suite never tests attempts to redeem a reward after expiration. It does not establish the required result for this case: The resulting acceptance rules distinguish valid, partial and rejected imports.