List of the some best tools that can be useful for data-analysis?
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Are job tracker and task trackers present in separate machines?
What is the default replication factor in Hadoop and how will you change it?
Can you explain combiner?
What is a combiner in hadoop?
Can you give some examples of Big Data?
Explain Data Locality in Hadoop?
What kind of hardware is best for hadoop?
Mention what daemons run on a master node and slave nodes?
What is the difference between TextinputFormat and KeyValueTextInputFormat class?
What is CAP Theorem? What aspects does Hadoop support from this theorem?
What is the number of default partitioner in hadoop?
How to use combiner in hadoop ?
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