what is a sequence file in Hadoop?
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For a Hadoop job, how will you write a custom partitioner?
With the help of two examples name the map and reduce function purpose
Different ways of debugging a job in MapReduce?
how can you check whether Namenode is working beside using the jps command?
What is the difference between map and reduce?
Difference between mapreduce and spark
Why comparison of types is important for MapReduce?
What are the steps involved in MapReduce framework?
What is shuffling and sorting in Hadoop MapReduce?
What combiners are and when you should use a combiner in a mapreduce job?
What is Shuffling and Sorting in a MapReduce?
What is the purpose of textinputformat?
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