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What does OAuth 2.0 primarily help with in REST APIs?

easy📝 Conceptual Q1 of 15
Rest API - Authentication and Authorization
What does OAuth 2.0 primarily help with in REST APIs?
AAllowing users to grant limited access to their resources without sharing passwords
BEncrypting all API data for security
CAutomatically generating API documentation
DImproving API response speed
Step-by-Step Solution
Solution:

  1. Step 1: Understand OAuth 2.0's purpose

    OAuth 2.0 is designed to let users authorize third-party apps to access their data without sharing passwords.

  2. Step 2: Compare options

    Only Allowing users to grant limited access to their resources without sharing passwords describes this core purpose. Other options describe unrelated features.

  3. Final Answer:

    Allowing users to grant limited access to their resources without sharing passwords -> Option A

  4. Quick Check:

    OAuth 2.0 purpose = Limited access without password sharing [OK]
Quick Trick: OAuth 2.0 = safe access without sharing passwords [OK]
Common Mistakes:
  • Confusing OAuth with encryption
  • Thinking OAuth speeds up APIs
  • Assuming OAuth creates documentation

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