[Solved] What does backward compatibility mean in Kafka schema evolution? - Ans: Old consumers can read data produced with the new schema. | Kafka

Kafka - Schema Registry

What does backward compatibility mean in Kafka schema evolution?

ANew consumers can read data produced with the old schema.

BOld consumers can read data produced with the new schema.

CBoth old and new consumers can read all data versions.

DSchemas cannot be changed once set.

Step-by-Step Solution

Solution:

Step 1: Understand backward compatibility meaning
Backward compatibility means older consumers can still read data written with a newer schema.
Step 2: Match definition to options
Old consumers can read data produced with the new schema. states old consumers can read new data, which matches backward compatibility.
Final Answer:
Old consumers can read data produced with the new schema. -> Option B
Quick Check:
Backward compatibility = old consumers read new data [OK]

Quick Trick: Backward means old consumers read new data [OK]

Common Mistakes:

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What does backward compatibility mean in Kafka schema evolution?