What sorts of actions does the job tracker process perform?
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How jobtracker assign tasks to the tasktracker?
Can you give a detailed overview about the Big Data being generated by Facebook?
What is the characteristic of streaming API that makes it flexible run MapReduce jobs in languages like Perl, Ruby, Awk etc.?
What are the most common InputFormats in Hadoop?
Explain what is storage and compute nodes?
What are the hadoop configuration files at present?
What is meant by streaming access?
What is namenode?
How many maps are there in a particular job?
In which directory hadoop is installed?
How to handle bad records during parsing?
Do we require two servers for the namenode and the datanodes?
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