What is the difference between HDFS block and input split?
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What is the difference between an RDBMS and Hadoop?
Explain task granularity
What are the four essential parameters of a mapper?
What is sqoop in Hadoop ?
Which among the two is preferable for the project- Hadoop MapReduce or Apache Spark?
Is it possible to split 100 lines of input as a single split in MapReduce?
What are the various InputFormats in Hadoop?
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What is the default input type in MapReduce?
When should you use sequencefileinputformat?
What is MapReduce?
what is the Hadoop MapReduce APIs contract for a key and value class?
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