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Why might deeply nested resources (more than 3 levels) be discouraged in REST API design?

hard📝 Conceptual Q10 of 15
Rest API - URL and Resource Design
Why might deeply nested resources (more than 3 levels) be discouraged in REST API design?
AThey automatically cache all nested data
BThey can make URLs long and hard to manage
CThey allow clients to update multiple resources at once
DThey improve API performance too much
Step-by-Step Solution
Solution:

  1. Step 1: Understand impact of deep nesting

    Deep nesting creates very long URLs that are difficult to read and maintain.

  2. Step 2: Identify why this is discouraged

    Long URLs reduce clarity and can complicate client and server handling.

  3. Final Answer:

    They can make URLs long and hard to manage -> Option B

  4. Quick Check:

    Deep nesting downside = long, complex URLs [OK]
Quick Trick: Avoid deep nesting to keep URLs simple [OK]
Common Mistakes:
MISTAKES
  • Thinking deep nesting improves performance
  • Assuming deep nesting enables batch updates
  • Believing deep nesting caches data automatically

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