Angular · Junior · Question 65 of 75

Where do you keep different API URLs for development and production builds?

✓Correct answer: In environment files replaced at build time via fileReplacements (or another build-time config)
2In localStorage
3Hard-coded in each service

Explanation

Anything in the frontend bundle is public, so environment files must contain only non-secret settings like API base URLs.

Further reading

Angular: Configuring application environments ↗

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