Explain what is a sequence file in hadoop?
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what is next step after mapper or maptask?
What does hadoop-metrics.properties file do?
What is streaming in Hadoop?
How to use combiner in hadoop ?
Name the most common input formats defined in hadoop?
Mention what does the text input format do?
List of some best tools that can be useful for data-analysis?
What do you know about the speculative execution?
What do you think about the speculative execution?
Clarify what a task tracker is in hadoop?
What are the actions followed by hadoop?
What are the most common OutputFormat in Hadoop?
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