What happens to job tracker when namenode is down?


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More Apache Hadoop Interview Questions

What problems can be addressed by using Zookeeper?

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What are the core components of Apache Hadoop?

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Input Split & Record Reader and what they do?

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How indexing is done in HDFS?

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Can Apache Kafka be used without Zookeeper?

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Explain the shuffle?

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What is the communication channel between client and namenode/datanode?

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Explain the use of tasktracker in the hadoop cluster?

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What is commodity hardware?

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What is a Combiner?

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How can you connect an application

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What is column families? What happens if you alter the block size of ColumnFamily on an already populated database?

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