Which database is used in hadoop?
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What happens if you don?t override the mapper methods and keep them as it is?
What is the logistic regression?
What happen on the namenode when a client tries to read a data file?
What are the network requirements for hadoop?
What is the block size in Hadoop?
Can you define udf?
In which location name node sores its metadata and why?
Why do we need hadoop for big data analytics?
Can you explain combiner?
Can we use windows for hadoop?
What are the port numbers of task tracker?
What is the difference between namenode and datanode in hadoop?
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