Hadoop Interview Questions For Freshers
What is Hadoop?
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What is an OutputFormat in Hadoop?
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What is an InputFormat in Hadoop?
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Explain the difference between InputSplit and Block in Hadoop.
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What are the different modes of Hadoop process?
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How does NameNode handle data-related operations in Hadoop?
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What are the different file types in Hadoop?
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What is Hadoop Streaming?
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What is HDFS in Hadoop?
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What are the advantages of using Hadoop?
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Explain the working of Hadoop’s MapReduce framework.
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What are the core components of Hadoop?
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Hadoop Intermediate Interview Questions
What is shuffling in Hadoop MapReduce?
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Explain the role of a partitioner in Hadoop.
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What is MapReduce in Hadoop?
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What is a SequenceFile in Hadoop?
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Explain the differences between Hadoop 1.x and Hadoop 2.x.
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What is tasktracker in Hadoop?
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How does Hadoop handle failures?
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What is the default InputFormat in Hadoop?
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What is speculative execution in Hadoop?
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Explain the concept of combiners in Hadoop.
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What is the role of the JobTracker in Hadoop?
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Hadoop Interview Questions For Experienced
What is the purpose of a combiner in MapReduce?
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What is the significance of the ApplicationMaster in YARN?
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Explain the differences between Hadoop and Spark.
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What is a distributed cache in Hadoop?
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What is speculative execution in Hadoop?
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What is countering in Hadoop?
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Explain the concept of input splits in Hadoop.
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What are the different phases of MapReduce?
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What is YARN in Hadoop 2.x?
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