KCNA Cloud Native Architecture Practice Question
Which of the following best describes the 12-factor app methodology's approach to configuration?
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
✓
Configuration is stored in environment variables
The 12-factor app methodology states that configuration should be stored in environment variables to separate config 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.
- ✗
Configuration is hardcoded in the application code
Why it's wrong here
Hardcoding config violates the principle of separating config from code.
- ✓
Configuration is stored in environment variables
Why this is correct
12-factor apps store config in environment variables for ease of change across deployments.
- ✗
Configuration is stored in a database and accessed at runtime
Why it's wrong here
This is not recommended; configuration should be externalized via environment variables.
- ✗
Configuration is managed by a configuration server
Why it's wrong here
While possible, the 12-factor methodology specifically emphasizes environment variables.
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