How to create hadoop archive?
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What does the file hadoop-metrics.properties do?
Can you define a checkpoint?
What are the restriction to the key and value class ?
Explain how does hadoop classpath plays a vital role in stopping or starting in hadoop daemons?
Explain InputSplit in Hadoop?
List some use cases where classification machine learning algorithms can be used.
Can we create a hadoop cluster from scratch?
Why do we need Hadoop?
Suppose hadoop spawned 100 tasks for a job and one of the tasks failed. What will hadoop do?
What happens if number of reducers are 0?
How namenode handles data node failures?
What is High Availability feature in Hadoop2?
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