Explain in which directory hadoop is installed?
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How will you write a custom partitioner for a Hadoop job?
Explain is it possible to search for files using wildcards?
What is Erasure Coding in Hadoop?
How does speculative execution work in Hadoop?
Can you explain combiner?
What are the important features of hadoop?
What are the port numbers of task tracker?
Explain what is a sequence file in hadoop?
Who are ‘Data Scientists’?
Ideally what should be the replication factor in hadoop?
What a task tracker is in hadoop?
What is a rack?
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