KCNA Cloud Native Architecture Practice Question
In the context of the 12-factor app methodology, which factor emphasizes storing configuration in environment variables?
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
✓
Config
Factor III of the 12-factor app methodology states that config should be stored in environment variables to keep it separate from code.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Backing services
Why it's wrong here
Backing services treats databases, message queues, etc. as attached resources.
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Dependencies
Why it's wrong here
Dependencies are about explicitly declaring and isolating dependencies.
- ✓
Config
Why this is correct
Config is the factor that recommends storing configuration in environment variables.
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Codebase
Why it's wrong here
Codebase is about one codebase tracked in revision control, many deploys.
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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.