What are the different types of Znodes?
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Explain the basic difference between traditional rdbms and hadoop?
What are the benefits of block transfer?
How to enable recycle bin or trash in hadoop?
What is hadoop framework?
What are the steps to submit a Hadoop job?
What problems can be addressed by using Zookeeper?
What is a 'block' in HDFS?
How to keep HDFS cluster balanced?
What is a block and block scanner in HDFS?
What is crontab? Explain with suitable example?
Can the balancer be run while Hadoop is in use?
How to come out of the insert mode?
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