Explain the use of tasktracker in the hadoop cluster?


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More Apache Hadoop Interview Questions

On what basis data will be stored on a rack?

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What is the difference between HDFS and NAS ?

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What is Hadoop serialization?

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Did you ever built a production process in hadoop ? If yes then what was the process when your hadoop job fails due to any reason?

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Mention what are the data components used by Hadoop?

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Is hadoop required for data science?

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Why do we use HDFS for applications having large data sets and not when there are lot of small files?

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How to enable recycle bin in hadoop?

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Explain the features of stand alone (local) mode?

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How can we change the split size if our commodity hardware has less storage space?

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Explain the use of .mecia class?

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what is the typical block size of an HDFS block?

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