Does hadoop always require digital data to process?
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How to resolve ioexception: cannot create directory, while formatting namenode in hadoop?
Can Apache Kafka be used without Zookeeper?
How to change from su to cloudera?
What is the purpose of DataNode block scanner?
What are the core components of Apache Hadoop?
What is the default replication factor?
What is DistributedCache and its purpose?
How will you make changes to the default configuration files?
What is HDFS Block size? How is it different from traditional file system block size?
What is partioner in hadoop? Where does it run,mapper or reducer?
Explain InputFormat?
What is crontab? Explain with suitable example?
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