What is crontab? Explain with suitable example?


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More Apache Hadoop Interview Questions

Is client the end user in HDFS?

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What are the modules that constitute the Apache Hadoop 2.0 framework?

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What are the functionalities of jobtracker?

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What's the best way to copy files between HDFS clusters?

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What are watches?

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Explain the difference between gen1 and gen2 hadoop with regards to the namenode?

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Explain the core components of hadoop?

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How to write a Custom Key Class?

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Can we have multiple entries in the master files?

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Explain the hadoop-core configuration?

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What is compute and Storage nodes?

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What other technologies have you used in hadoop sta ck?

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