Define a sequence file in hadoop?
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What are some typical functions of job tracker in hadoop?
How to do ‘map’ and ‘reduce’ works?
Doesn’t google have its very own version of dfs?
What is the use of context object?
What does rack awareness algorithm means?
What is single node cluster in Hadoop? for what all purposes Hadoop run on a single node cluster?
Mention what is the difference between an rdbms and hadoop?
Is Namenode machine same as DataNode machine as in terms of hardware in Hadoop?
Explain how can we check whether namenode is working or not?
Tell me some major benefits of Hadoop?
Does hadoop follows the unix pattern?
How can native libraries be included in yarn jobs?
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