KCNA Cloud Native Application Delivery Practice Question
A CI/CD pipeline includes image scanning. What is the primary security benefit of scanning container images in the CI phase?
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
✓
It prevents vulnerable images from being deployed to production
Scanning images in CI catches vulnerabilities before the image is deployed, preventing vulnerable images from reaching production.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
It reduces the time it takes to build images
Why it's wrong here
Scanning adds time, not reduces it.
- ✗
It automatically fixes vulnerabilities
Why it's wrong here
Scanning only identifies vulnerabilities; it does not fix them.
- ✓
It prevents vulnerable images from being deployed to production
Why this is correct
Scanning early in the pipeline allows teams to fix vulnerabilities before deployment.
- ✗
It ensures that the image is built only once
Why it's wrong here
Scanning does not affect how many times an image is built.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This KCNA practice question is part of Courseiva's free CNCF 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 KCNA exam.