200-901 Understanding and Using APIs Practice Question
In Postman, what feature allows you to reuse a value like a base URL or token across multiple requests?
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
✓
Environments
Environments store variables that can be referenced across requests.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Mock Servers
Why it's wrong here
Mock servers simulate APIs, not variables.
- ✗
Workspaces
Why it's wrong here
Workspaces are for collaboration, not variable storage.
- ✓
Environments
Why this is correct
Environments contain variables for reuse.
- ✗
Collections
Why it's wrong here
Collections group requests, but do not store shared variables.
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Written by Johnson Ajibi, MSc IT Security
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