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In a Kafka cluster using ZooKeeper, what critical service does ZooKeeper provide?

easy📝 Conceptual Q1 of 15
Kafka - Cluster Architecture
In a Kafka cluster using ZooKeeper, what critical service does ZooKeeper provide?
AManages cluster metadata and leader election
BHandles message serialization and deserialization
CStores Kafka topic data permanently
DBalances network traffic between brokers
Step-by-Step Solution
Solution:

  1. Step 1: Identify ZooKeeper's role

    ZooKeeper is responsible for managing cluster metadata and coordinating leader election among Kafka brokers.

  2. Step 2: Eliminate incorrect options

    Message serialization is handled by Kafka clients, topic data is stored by brokers, and network balancing is not a ZooKeeper function.

  3. Final Answer:

    Manages cluster metadata and leader election -> Option A

  4. Quick Check:

    ZooKeeper manages metadata and leader election [OK]
Quick Trick: ZooKeeper manages metadata and leader election [OK]
Common Mistakes:
  • Confusing ZooKeeper with Kafka brokers for data storage
  • Assuming ZooKeeper handles message serialization
  • Thinking ZooKeeper balances network traffic

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