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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 25

Question 240

A quality engineering exercise presents this condition: A designer claims the V-model prohibits all iterative feedback and cannot support early test planning because diagrams put testing boxes after coding. Which repeatable testing practice most directly reduces recurrence of this problem?

  1. Link validation activities to the lifecycle artifacts that provide their test basis.
  2. Assign early analysis and subsequent executable checks to the correct delivery stages.
  3. Verify that each required executable specification has functioning step definitions and assertions.
  4. Make accessibility criteria and assistive technology part of system acceptance.

Explanation

Correct Answer

A:

This safeguard specifically targets the contributing cause: Link validation activities to the lifecycle artifacts that provide their test basis. It addresses the principle (Sequential-model alignment can support early test specification and feedback despite later dynamic execution.) and can be assessed by: System test design begins from system requirements even while development is ongoing.

Incorrect Answers

B:

This preventive step mitigates a different project risk (syllabus section 2.1): A product manager says shift-left means moving every production load test into the first day of requirements discovery, even before an executable performance environment exists. The targeted safeguard for the current case is: Link validation activities to the lifecycle artifacts that provide their test basis.

C:

This preventive step mitigates a different project risk (syllabus section 2.1): A project team interprets a written Gherkin scenario as an executable automated test, although no implementation links it to product behavior. The targeted safeguard for the current case is: Link validation activities to the lifecycle artifacts that provide their test basis.

D:

This preventive step mitigates a different project risk (syllabus section 2.2): A medical web app performs every required calculation but shows unreadable labels to screen-reader users, and the team says accessibility is outside all testing. The targeted safeguard for the current case is: Link validation activities to the lifecycle artifacts that provide their test basis.

Question 241

A software testing team encounters the following project situation: A company uses nightly scripted browser tests but never reviews requirements, so everyone repeatedly automates checks for a misunderstood customer workflow. Which testing activity or corrective action best addresses this situation?

  1. Integrate test design and execution within each iteration and meet an agreed definition of done.
  2. Shorten the test feedback loop and use continuous testing aligned with deployment frequency and risk.
  3. Involve representative users in acceptance testing against realistic operational needs.
  4. Introduce requirements collaboration and static reviews alongside dynamic automation.

Explanation

Correct Answer

D:

The targeted action is: Introduce requirements collaboration and static reviews alongside dynamic automation. It addresses the underlying software-testing principle: Automation speeds execution but does not replace analysis or collaboration on what should be built. The relevant confirming evidence is: The misunderstood workflow is corrected before a large suite encodes the wrong oracle.

Incorrect Answers

A:

This choice is a useful response to a different testing situation (section 2.1, Testing in the Context of a Software Development Lifecycle (SDLC)): An agile team finishes coding stories during a sprint but schedules all functional tests into a distant stabilization sprint, delaying discovery of regressions. The present problem instead depends on: Automation speeds execution but does not replace analysis or collaboration on what should be built.

B:

This choice is a useful response to a different testing situation (section 2.1, Testing in the Context of a Software Development Lifecycle (SDLC)): A software team changes continuous deployment to daily releases but keeps a six-week feedback cycle for defects found in user acceptance testing. The present problem instead depends on: Automation speeds execution but does not replace analysis or collaboration on what should be built.

C:

This choice is a useful response to a different testing situation (section 2.2, Test Levels and Test Types): A hospital conducts acceptance testing with only the development team's synthetic workflow, and actual clinicians find no provision for emergency priority overrides. The present problem instead depends on: Automation speeds execution but does not replace analysis or collaboration on what should be built.

Question 242

A software testing team encounters the following project situation: A company uses nightly scripted browser tests but never reviews requirements, so everyone repeatedly automates checks for a misunderstood customer workflow. Which observation best verifies that the stated testing issue is addressed?

  1. The misunderstood workflow is corrected before a large suite encodes the wrong oracle.
  2. Relevant smoke and regression issues are detected before daily production promotion.
  3. The faulty function fails a fast component test while end-to-end coverage verifies its user impact.
  4. A customer completes a payment on each supported mobile profile without the keyboard hiding mandatory controls.

Explanation

Correct Answer

A:

This is the expected verification outcome: The misunderstood workflow is corrected before a large suite encodes the wrong oracle. It directly checks the corrective activity (Introduce requirements collaboration and static reviews alongside dynamic automation.) for the described testing problem.

Incorrect Answers

B:

This result may validate another testing scenario: A software team changes continuous deployment to daily releases but keeps a six-week feedback cycle for defects found in user acceptance testing. It does not establish the required result for this case: The misunderstood workflow is corrected before a large suite encodes the wrong oracle.

C:

This result may validate another testing scenario: A maintenance team relies solely on end-of-project system tests for every code change, even when a risky individual function can be tested independently. It does not establish the required result for this case: The misunderstood workflow is corrected before a large suite encodes the wrong oracle.

D:

This result may validate another testing scenario: A browser-based app performs exactly to requirements on desktop but cannot complete payment on supported mobile devices with a virtual keyboard covering the submit button. It does not establish the required result for this case: The misunderstood workflow is corrected before a large suite encodes the wrong oracle.

Question 243

A software testing team encounters the following project situation: A company uses nightly scripted browser tests but never reviews requirements, so everyone repeatedly automates checks for a misunderstood customer workflow. Which testing concept or underlying cause best explains the reported problem?

  1. Sequential-model alignment can support early test specification and feedback despite later dynamic execution.
  2. Automation speeds execution but does not replace analysis or collaboration on what should be built.
  3. Delivery performance and tested product quality are related but distinct dimensions of an SDLC.
  4. Non-functional testing evaluates quality characteristics such as usability and accessibility.

Explanation

Correct Answer

B:

The most relevant explanation is: Automation speeds execution but does not replace analysis or collaboration on what should be built. This describes why the original situation (A company uses nightly scripted browser tests but never reviews requirements, so everyone repeatedly automates checks for a misunderstood customer workflow.) merits the response: Introduce requirements collaboration and static reviews alongside dynamic automation.

Incorrect Answers

A:

This principle could explain a different testing issue: A designer claims the V-model prohibits all iterative feedback and cannot support early test planning because diagrams put testing boxes after coding. The present case is better explained by: Automation speeds execution but does not replace analysis or collaboration on what should be built.

C:

This principle could explain a different testing issue: An organization assesses software testing success by deployment frequency alone, with no indicator of escaped high-severity failures after releases. The present case is better explained by: Automation speeds execution but does not replace analysis or collaboration on what should be built.

D:

This principle could explain a different testing issue: A medical web app performs every required calculation but shows unreadable labels to screen-reader users, and the team says accessibility is outside all testing. The present case is better explained by: Automation speeds execution but does not replace analysis or collaboration on what should be built.

Question 244

A software testing team encounters the following project situation: A company uses nightly scripted browser tests but never reviews requirements, so everyone repeatedly automates checks for a misunderstood customer workflow. Which repeatable testing practice most directly reduces recurrence of this problem?

  1. Include testing and review tasks in sprint planning and completion criteria.
  2. Map specific test activities to each SDLC work-product milestone.
  3. Include domain stakeholders when defining testable acceptance examples.
  4. Derive acceptance scenarios from real users and business processes.

Explanation

Correct Answer

C:

This safeguard specifically targets the contributing cause: Include domain stakeholders when defining testable acceptance examples. It addresses the principle (Automation speeds execution but does not replace analysis or collaboration on what should be built.) and can be assessed by: The misunderstood workflow is corrected before a large suite encodes the wrong oracle.

Incorrect Answers

A:

This preventive step mitigates a different project risk (syllabus section 2.1): An agile team finishes coding stories during a sprint but schedules all functional tests into a distant stabilization sprint, delaying discovery of regressions. The targeted safeguard for the current case is: Include domain stakeholders when defining testable acceptance examples.

B:

This preventive step mitigates a different project risk (syllabus section 2.1): A bank uses sequential requirements, design and coding phases but does not plan any testing until developers finish the whole system, leading to late feedback. The targeted safeguard for the current case is: Include domain stakeholders when defining testable acceptance examples.

D:

This preventive step mitigates a different project risk (syllabus section 2.2): A hospital conducts acceptance testing with only the development team's synthetic workflow, and actual clinicians find no provision for emergency priority overrides. The targeted safeguard for the current case is: Include domain stakeholders when defining testable acceptance examples.

Question 245

During a release-readiness review, a tester observes: An organization assesses software testing success by deployment frequency alone, with no indicator of escaped high-severity failures after releases. Which testing activity or corrective action best addresses this situation?

  1. Add outcome-oriented quality measurements and investigate defects found after production changes.
  2. Select the most appropriate test level and add a focused inexpensive check with necessary higher-level confirmation.
  3. Analyze the recurring defect pattern and improve the test technique, design review or collaboration practice.
  4. Add specification-based black-box tests derived from business rules and exclusions.

Explanation

Correct Answer

A:

The targeted action is: Add outcome-oriented quality measurements and investigate defects found after production changes. It addresses the underlying software-testing principle: Delivery performance and tested product quality are related but distinct dimensions of an SDLC. The relevant confirming evidence is: Increased delivery cadence is accompanied by measured incident severity and time to recovery.

Incorrect Answers

B:

This choice is a useful response to a different testing situation (section 2.1, Testing in the Context of a Software Development Lifecycle (SDLC)): A team writes one huge end-to-end acceptance scenario for a minor UI text edit and spends days waiting for infrastructure before validating the change. The present problem instead depends on: Delivery performance and tested product quality are related but distinct dimensions of an SDLC.

C:

This choice is a useful response to a different testing situation (section 2.1, Testing in the Context of a Software Development Lifecycle (SDLC)): A project ends a sprint with the same repeating defect pattern but treats its retrospective as a meeting that cannot change testing. The present problem instead depends on: Delivery performance and tested product quality are related but distinct dimensions of an SDLC.

D:

This choice is a useful response to a different testing situation (section 2.2, Test Levels and Test Types): An insurance team executes code-based branch tests exclusively and overlooks a legally required policy exception absent from the implementation. The present problem instead depends on: Delivery performance and tested product quality are related but distinct dimensions of an SDLC.

Question 246

During a release-readiness review, a tester observes: An organization assesses software testing success by deployment frequency alone, with no indicator of escaped high-severity failures after releases. Which observation best verifies that the stated testing issue is addressed?

  1. Increased delivery cadence is accompanied by measured incident severity and time to recovery.
  2. Requirements and designs receive early feedback while integration and acceptance testing retain their planned places.
  3. The next iteration shows fewer blocked tests because test data and database provisioning are automated.
  4. Coverage instrumentation identifies unexecuted error-handling branches despite a successful login.

Explanation

Correct Answer

A:

This is the expected verification outcome: Increased delivery cadence is accompanied by measured incident severity and time to recovery. It directly checks the corrective activity (Add outcome-oriented quality measurements and investigate defects found after production changes.) for the described testing problem.

Incorrect Answers

B:

This result may validate another testing scenario: A bank uses sequential requirements, design and coding phases but does not plan any testing until developers finish the whole system, leading to late feedback. It does not establish the required result for this case: Increased delivery cadence is accompanied by measured incident severity and time to recovery.

C:

This result may validate another testing scenario: An agile retrospective repeatedly lists environment delays but no corrective action is owned, so every iteration loses time to the same unavailable test database. It does not establish the required result for this case: Increased delivery cadence is accompanied by measured incident severity and time to recovery.

D:

This result may validate another testing scenario: A mobile app team uses a black-box login test to claim every internal conditional branch has executed because the screen looked correct. It does not establish the required result for this case: Increased delivery cadence is accompanied by measured incident severity and time to recovery.

Question 247

During a release-readiness review, a tester observes: An organization assesses software testing success by deployment frequency alone, with no indicator of escaped high-severity failures after releases. Which testing concept or underlying cause best explains the reported problem?

  1. Feedback from previous iterations can guide continuous improvements to both product and testing process.
  2. Testing cost and feedback speed depend partly on the selected level and the test objective.
  3. Acceptance testing assesses readiness for use and stakeholder needs, not only developer expectations.
  4. Delivery performance and tested product quality are related but distinct dimensions of an SDLC.

Explanation

Correct Answer

D:

The most relevant explanation is: Delivery performance and tested product quality are related but distinct dimensions of an SDLC. This describes why the original situation (An organization assesses software testing success by deployment frequency alone, with no indicator of escaped high-severity failures after releases.) merits the response: Add outcome-oriented quality measurements and investigate defects found after production changes.

Incorrect Answers

A:

This principle could explain a different testing issue: A project ends a sprint with the same repeating defect pattern but treats its retrospective as a meeting that cannot change testing. The present case is better explained by: Delivery performance and tested product quality are related but distinct dimensions of an SDLC.

B:

This principle could explain a different testing issue: A team writes one huge end-to-end acceptance scenario for a minor UI text edit and spends days waiting for infrastructure before validating the change. The present case is better explained by: Delivery performance and tested product quality are related but distinct dimensions of an SDLC.

C:

This principle could explain a different testing issue: A hospital conducts acceptance testing with only the development team's synthetic workflow, and actual clinicians find no provision for emergency priority overrides. The present case is better explained by: Delivery performance and tested product quality are related but distinct dimensions of an SDLC.

Question 248

During a release-readiness review, a tester observes: An organization assesses software testing success by deployment frequency alone, with no indicator of escaped high-severity failures after releases. Which repeatable testing practice most directly reduces recurrence of this problem?

  1. Include domain stakeholders when defining testable acceptance examples.
  2. Record a measurable test-process improvement action during each relevant retrospective.
  3. Use meaningful quality feedback in DevOps performance reviews.
  4. Derive acceptance scenarios from real users and business processes.

Explanation

Correct Answer

C:

This safeguard specifically targets the contributing cause: Use meaningful quality feedback in DevOps performance reviews. It addresses the principle (Delivery performance and tested product quality are related but distinct dimensions of an SDLC.) and can be assessed by: Increased delivery cadence is accompanied by measured incident severity and time to recovery.

Incorrect Answers

A:

This preventive step mitigates a different project risk (syllabus section 2.1): A company uses nightly scripted browser tests but never reviews requirements, so everyone repeatedly automates checks for a misunderstood customer workflow. The targeted safeguard for the current case is: Use meaningful quality feedback in DevOps performance reviews.

B:

This preventive step mitigates a different project risk (syllabus section 2.1): A project ends a sprint with the same repeating defect pattern but treats its retrospective as a meeting that cannot change testing. The targeted safeguard for the current case is: Use meaningful quality feedback in DevOps performance reviews.

D:

This preventive step mitigates a different project risk (syllabus section 2.2): A hospital conducts acceptance testing with only the development team's synthetic workflow, and actual clinicians find no provision for emergency priority overrides. The targeted safeguard for the current case is: Use meaningful quality feedback in DevOps performance reviews.

Question 249

A test analyst investigates the following quality concern: A team writes one huge end-to-end acceptance scenario for a minor UI text edit and spends days waiting for infrastructure before validating the change. Which testing activity or corrective action best addresses this situation?

  1. Add fast relevant automated checks to continuous integration and a staged release gate for higher-level tests.
  2. Distinguish collaboratively specified acceptance examples from executable tests and implement the appropriate supporting checks.
  3. Select the most appropriate test level and add a focused inexpensive check with necessary higher-level confirmation.
  4. Use change-impact analysis to retest existing tax calculations affected by the runtime migration.

Explanation

Correct Answer

C:

The targeted action is: Select the most appropriate test level and add a focused inexpensive check with necessary higher-level confirmation. It addresses the underlying software-testing principle: Testing cost and feedback speed depend partly on the selected level and the test objective. The relevant confirming evidence is: A small change receives timely deterministic feedback without abandoning essential acceptance coverage.

Incorrect Answers

A:

This choice is a useful response to a different testing situation (section 2.1, Testing in the Context of a Software Development Lifecycle (SDLC)): A retail team's CI pipeline deploys a checkout update after compilation only, leaving high-impact payment tests for a weekly manual run. The present problem instead depends on: Testing cost and feedback speed depend partly on the selected level and the test objective.

B:

This choice is a useful response to a different testing situation (section 2.1, Testing in the Context of a Software Development Lifecycle (SDLC)): A project team interprets a written Gherkin scenario as an executable automated test, although no implementation links it to product behavior. The present problem instead depends on: Testing cost and feedback speed depend partly on the selected level and the test objective.

D:

This choice is a useful response to a different testing situation (section 2.3, Maintenance Testing): A tax application migrates tax rules to a newer runtime and the test team tests only newly added features, ignoring old filings that may now calculate differently. The present problem instead depends on: Testing cost and feedback speed depend partly on the selected level and the test objective.

Question 250

A test analyst investigates the following quality concern: A team writes one huge end-to-end acceptance scenario for a minor UI text edit and spends days waiting for infrastructure before validating the change. Which observation best verifies that the stated testing issue is addressed?

  1. System test design begins from system requirements even while development is ongoing.
  2. The faulty function fails a fast component test while end-to-end coverage verifies its user impact.
  3. A small change receives timely deterministic feedback without abandoning essential acceptance coverage.
  4. The missed legal exception fails a test even though existing branch coverage remains high.

Explanation

Correct Answer

C:

This is the expected verification outcome: A small change receives timely deterministic feedback without abandoning essential acceptance coverage. It directly checks the corrective activity (Select the most appropriate test level and add a focused inexpensive check with necessary higher-level confirmation.) for the described testing problem.

Incorrect Answers

A:

This result may validate another testing scenario: A designer claims the V-model prohibits all iterative feedback and cannot support early test planning because diagrams put testing boxes after coding. It does not establish the required result for this case: A small change receives timely deterministic feedback without abandoning essential acceptance coverage.

B:

This result may validate another testing scenario: A maintenance team relies solely on end-of-project system tests for every code change, even when a risky individual function can be tested independently. It does not establish the required result for this case: A small change receives timely deterministic feedback without abandoning essential acceptance coverage.

D:

This result may validate another testing scenario: An insurance team executes code-based branch tests exclusively and overlooks a legally required policy exception absent from the implementation. It does not establish the required result for this case: A small change receives timely deterministic feedback without abandoning essential acceptance coverage.