What is Big Data Analytics?
What is the heartbeat used for?
What is the core of the job in MapReduce framework?
what are the basic parameters of a Mapper?
Explain about the core components of Flume?
What is Hive query processor?
How to Administering Hadoop?
What are the different operational commands in HBase at record level and table level?
Explain the shuffle?
How is the option in Hadoop to skip the bad records?
How can we control particular key should go in a specific reducer?
What is a UDF in Pig?
What is the default replication factor?
What happens when a datanode fails ?
What is HDFS block size and what did you chose in your project?