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What role do query parameters play when included in a REST API request URL?

easy📝 Conceptual Q1 of 15
Rest API - URL and Resource Design

What role do query parameters play when included in a REST API request URL?

AThey indicate the server address to connect to
BThey define the HTTP method used for the request
CThey specify criteria to filter or modify the data returned by the API
DThey encrypt the data sent to the server
Step-by-Step Solution
Solution:

  1. Step 1: Understand query parameters

    Query parameters are appended to the URL to provide additional instructions or filters for the API response.

  2. Step 2: Identify their purpose

    They do not change the HTTP method or server address but refine the data returned.

  3. Final Answer:

    They specify criteria to filter or modify the data returned by the API -> Option C

  4. Quick Check:

    Query parameters filter or modify data [OK]
Quick Trick: Query parameters filter or modify data [OK]
Common Mistakes:
MISTAKES
  • Confusing query parameters with HTTP methods
  • Thinking query parameters specify server address
  • Assuming query parameters encrypt data

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