What is inputformat in hadoop?
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Define a combiner?
What is Apache Hadoop? Why is Hadoop essential for every Big Data application?
Is it possible to provide multiple inputs to hadoop? If yes, explain.
What is column families? What happens if you alter the block size of ColumnFamily on an already populated database?
Is it necessary to know java to learn hadoop?
What is the function of NodeManager?
What is inputformat in hadoop?
What is a Secondary Namenode? Is it a substitute to the Namenode?
what are the steps involved in commissioning adding
What is a Record Reader in hadoop?
Explain what is sqoop in Hadoop ?
How to enable recycle bin in hadoop?
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