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|Java - Interview Questions and Answers|
|Ans. A Sequence File contains a binary encoding of an arbitrary number key-value pairs. Each key must be the same type. Each value must be of same type.|
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|What is Apache Kafka ?|
|What is a broker in Apache Kafka ?|
|What is a Topic in Apache Kafka ?|
|Have you used Kafka in your project ? If Yes, for what ?|
|Does Kafka uses ZooKeeper ?|
|What is the input to the Reduce function ?|
|Which of the following is the implementation language for Map Reduce Framework ?|
|Can we have multiple threads consuming message stream from a single partition ?|
|Can we have multiple threads consuming messages from a single partition if we have single Consumer Group ?|