Rest API - REST API Fundamentals
You want to design a REST API for a library system. Which URI design best follows resource-based design thinking to access all books by author ID 77?
You want to design a REST API for a library system. Which URI design best follows resource-based design thinking to access all books by author ID 77?
hard📝 Application Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Understand nested resource URIs
Accessing books by author uses nested resources: author resource then books collection.Step 2: Evaluate options
/authors/77/books clearly shows the relationship. Options A, B, and D are less clear or non-standard.Final Answer:
/authors/77/books -> Option BQuick Check:
Nested resources = /parent/id/child [OK]
Quick Trick: Use nested URIs to show resource relationships [OK]
Common Mistakes:
MISTAKES- Using query parameters instead of nested URIs
- Adding verbs in URI paths
- Confusing resource hierarchy
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