You have a Protobuf schema with a required field 'name'. Your Kafka producer sends a message missing 'name'. What error will occur?

medium📝 Debug Q6 of Q15

Kafka - Schema Registry

ASerialization error due to missing required field

BMessage is sent with default empty string for 'name'

CMessage is sent but consumer ignores 'name'

DNo error; Protobuf allows missing required fields

Step-by-Step Solution

Solution:

Step 1: Recall Protobuf required field rules
Required fields must be present; missing them causes serialization failure.
Step 2: Identify error on missing required field
Producer serialization fails and throws an error if 'name' is missing.
Final Answer:
Serialization error due to missing required field -> Option A
Quick Check:
Missing required field causes serialization error [OK]

Quick Trick: Required fields must be present or serialization fails [OK]

Common Mistakes:

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