What is crontab? Explain with suitable example?
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Does Hadoop requires RAID?
How can we look for the namenode in the browser?
How will format the HDFS ?
How is the option in Hadoop to skip the bad records?
Is hadoop obsolete?
How hdfa differs with nfs?
Define fault tolerance?
Can we do online transactions(oltp) using hadoop?
What do you know about sequencefileinputformat?
What is the difference between hadoop and other data processing tools?
How can you overwrite the replication factors in HDFS?
Can the balancer be run while Hadoop is in use?
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