CTFL-v4 Testing Throughout the SDLC Practice Question
Which of the following scenarios best demonstrates the concept of 'Shift-Left' testing?
⚠ Common exam trap
Test-takers often select early automated test execution, missing that shift-left specifically emphasizes moving testing activities into requirements analysis and user story refinement.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Testers participate in user story refinement sessions.
Shift-left testing refers to moving testing activities earlier in the SDLC. By involving testers in requirements gathering and design reviews, teams can catch structural and logical defects before code is written. This approach reduces the cost of development and ensures that quality is embedded into the product from the start, rather than being an afterthought that is only addressed in the final stages of the project.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
The test team performs extra rounds of testing at the end.
Why it's wrong here
Performing extra testing at the end of the SDLC is the opposite of shift-left. It is a 'shift-right' approach that often leads to project delays and higher costs, as the defects discovered during the final phase are generally more expensive and difficult to fix than those found early.
- ✓
Testers participate in user story refinement sessions.
Why this is correct
Participating in refinement sessions is a key shift-left activity. It allows testers to clarify requirements, anticipate potential edge cases, and define acceptance criteria before development starts. This early involvement ensures that the team has a shared understanding of what 'done' looks like and helps prevent defects from occurring.
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Developers ignore testing until the code is fully deployed.
Why it's wrong here
Ignoring testing until the final deployment is the traditional Waterfall model, which is the antithesis of shift-left. This approach creates a high risk of late-stage failures that can be catastrophic for the project, as the time to perform significant rework is minimal at the end of the SDLC.
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The test team uses the same test cases throughout the lifecycle.
Why it's wrong here
Using the same test cases throughout is not necessarily a shift-left approach. Shift-left is about moving the timing of the testing activity earlier, not about reusing test cases. It emphasizes creating tests and reviews early, rather than just repeating the same late-stage execution activities throughout the project's life.
About these practice questions
This CTFL-v4 question is part of Courseiva's 144-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed September 2026 · checked against the official ISTQB exam blueprint
This CTFL-v4 practice question is part of Courseiva's free ISTQB certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CTFL-v4 exam.