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Which Kafka component is responsible for managing partition assignments within a consumer group?

easy📝 Conceptual Q2 of 15
Kafka - Consumer Groups

Which Kafka component is responsible for managing partition assignments within a consumer group?

AZookeeper
BKafka Broker
CKafka Producer
DGroup Coordinator
Step-by-Step Solution
Solution:

  1. Step 1: Identify the role of Group Coordinator

    The Group Coordinator manages consumer group membership and partition assignments.

  2. Step 2: Compare with other components

    Producers send data, brokers store data, Zookeeper manages cluster metadata but not partition assignment directly.

  3. Final Answer:

    Group Coordinator -> Option D

  4. Quick Check:

    Partition assignment manager = Group Coordinator [OK]
Quick Trick: Group Coordinator handles partition assignments [OK]
Common Mistakes:
  • Confusing brokers with coordinators
  • Thinking producers assign partitions
  • Assuming Zookeeper manages assignments

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