Apache Kafka MCQs with answers Page - 31

Here, you will find a collection of MCQ questions on Apache Kafka. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. What is ISR in Kafka?

  • (A) In Sync Replicas
  • (B) Internal Server Request
  • (C) Indexed Storage Record
  • (D) Input Stream Reader

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Q. Who manages partition leadership in Kafka?

  • (A) Producer
  • (B) Consumer
  • (C) Controller broker
  • (D) ZooKeeper only

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Q. What is log compaction in Kafka?

  • (A) Deleting all logs
  • (B) Keeping only latest record per key
  • (C) Compressing logs
  • (D) Encrypting logs

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Q. Which delivery guarantee does Kafka provide by default?

  • (A) Exactly-once
  • (B) At-most-once
  • (C) At-least-once
  • (D) None

A

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Q. What does ACKS=all ensure?

  • (A) No acknowledgment
  • (B) Only leader acknowledgment
  • (C) All replicas acknowledge
  • (D) Only consumer acknowledgment

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Q. What is a Kafka producer partitioning strategy?

  • (A) How consumers read data
  • (B) How messages are assigned to partitions
  • (C) How brokers store data
  • (D) How replication works

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Q. What is idempotent producer in Kafka?

  • (A) Produces duplicate messages
  • (B) Avoids duplicate messages
  • (C) Consumes messages
  • (D) Deletes messages

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Q. What is Kafka retention policy based on?

  • (A) Time or size
  • (B) Number of consumers
  • (C) Broker memory
  • (D) Network speed

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Q. What is a Kafka record key used for?

  • (A) Encrypt data
  • (B) Determine partition
  • (C) Delete message
  • (D) Compress message

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Q. What happens if no key is provided?

  • (A) Error occurs
  • (B) Message is dropped
  • (C) Round-robin partitioning is used
  • (D) Stored in single partition

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