What are advantages of Spark over MapReduce?
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What is the difference between HDFS block and input split?
What is the relationship between Job and Task in Hadoop?
Is it possible to split 100 lines of input as a single split in MapReduce?
what is storage and compute nodes?
What is a partitioner and how the user can control which key will go to which reducer?
what daemons run on a master node and slave nodes?
How to optimize Hadoop MapReduce Job?
Explain slot in Hadoop Map-Reduce v1?
What is a map side join?
What MapReduce framework consists of?
What is a Speculative Execution in Hadoop MapReduce?
Explain about the partitioning, shuffle and sort phase
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