Give the difference between Column and SuperColumn?
What is HBase HMaster?
Use of export command in hadoop sqoop?
What is JMX?
What apache spark is used for?
Name the operations supported by rdd?
what is "map" and what is "reducer" in Hadoop?
What relational operators can we use that are related to combining and splitting in Pig language?
What are the other components of Cassandra?
What do masters consist of?
Is hive an impala requirement?
What is the use of context object?
What are the different composite keys in Cassandra?
When Hive is run in embedded mode
How is it different from doing machine learning in r or sas?