Which of the following correctly sets a test API endpoint URL as an environment variable in a microservice's configuration file?

easy📝 Conceptual Q3 of 15

Microservices - Testing Microservices

Atest_api_url = 'https://test.api.service.local'

Btest_api_url: https://test.api.service.local

CTEST_API_URL: https://test.api.service.local

DTEST_API_URL = "https://test.api.service.local"

Step-by-Step Solution

Solution:

Step 1: Understand environment variable syntax
Environment variables are typically uppercase and assigned with '=' in config files or shell scripts.
Step 2: Evaluate options
TEST_API_URL = "https://test.api.service.local" uses uppercase and '=' assignment correctly. Options B and C use colon syntax which is invalid for environment variables. test_api_url = 'https://test.api.service.local' uses lowercase and single quotes which is less standard.
Final Answer:
TEST_API_URL = "https://test.api.service.local" -> Option D
Quick Check:
Env vars use uppercase and '=' [OK]

Quick Trick: Env vars are uppercase with '=' assignment [OK]

Common Mistakes:

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