What is the difference between a Hadoop and Relational Database and Nosql?
Explain what if rack 2 and datanode fails?
Explain the hadoop configuration files at present?
What is HDFS High Availability?
What is the Use of SSH in Hadoop ?
Is fs.mapr.working.dir a single directory?
How is the option in Hadoop to skip the bad records?
Explain the features of fully distributed mode?
How to enable/configure the compression of map output data in hadoop?
How does NameNode tackle DataNode failures?
what is difference between int and intwritable?
What is your favourite tool in the hadoop ecosystem?
How to use Apache Zookeeper command line interface?