Bird
0
0

What will happen if you try to save a serializer with a nested serializer but do not override create() or update() methods?

medium📝 component behavior Q5 of 15
Django - DRF Advanced Features
What will happen if you try to save a serializer with a nested serializer but do not override create() or update() methods?
ABoth parent and nested objects will be saved automatically.
BThe nested serializer will save data but parent will not.
CA validation error will occur due to missing nested data handling.
DOnly the parent object will be saved; nested data will be ignored.
Step-by-Step Solution
Solution:

  1. Step 1: Understand default serializer save behavior

    By default, nested serializers are read-only unless create/update are customized.

  2. Step 2: Analyze save behavior without overrides

    Without overriding, only parent data is saved; nested data is ignored.

  3. Final Answer:

    Only the parent object will be saved; nested data will be ignored. -> Option D

  4. Quick Check:

    Nested save requires create/update override [OK]
Quick Trick: Override create/update to save nested data [OK]
Common Mistakes:
MISTAKES
  • Assuming nested data saves automatically
  • Expecting validation error without overrides
  • Thinking nested serializer saves independently

Want More Practice?

15+ quiz questions · All difficulty levels · Free

Free Signup - Practice All Questions
More Django Quizzes
Async Django - Async views basics - Quiz 6medium Caching - Low-level cache API - Quiz 1easy Caching - Per-view caching - Quiz 13medium Caching - Database query optimization with select_related - Quiz 9hard DRF Advanced Features - Search and ordering - Quiz 15hard DRF Advanced Features - Serializer validation - Quiz 3easy Deployment and Production - WhiteNoise for static files - Quiz 15hard Django REST Framework Basics - Why DRF matters for APIs - Quiz 12easy Signals - Signal dispatch process - Quiz 11easy Signals - Connecting signal handlers - Quiz 14medium