What happens when two clients try to access the same file in the hdfs?
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What did mean by data-node?
What are the main features and Characteristics of Hadoop which makes it the most popular and powerful Big Data tool?
We have already sql then why nosql?
Explain is it possible to search for files using wildcards?
Explain the key benefits of using storm for real time processing?
Explain the Single point of Failure in Hadoop?
What is Identity reducer?
What is check pointing in hadoop?
Can you explain the common input formats in hadoop?
What is pseudo-distributed mode?
How can one check whether NameNode is working or not?
What is distributed copy (distcp)?
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