Kafka intervew questions

Interview Questions on Retry Logic and Dead Letter Queues Basic Understanding: What is the purpose of retry logic in a distributed system? What is a Dead Letter Queue (DLQ), and why is it used? Implementation: How can you implement retry logic in Spring Kafka? Explain the steps involved in setting up a Dead Letter Queue in Kafka. How does Spring Kafka’s SeekToCurrentErrorHandler work for retries? Configuration: What is the difference between using Spring Retry and Kafka retry topics? How would you configure retry policies (e.g., backoff intervals, maximum attempts) in Spring Kafka?