What is meant by spark in big data?
Define data lake?
What is simple strategy?
Can you define fsck?
How does a log flume work?
What is serialization in spark?
In MapReduce Data Flow, when Combiner is called?
what do you mean by data processing?
What is InputFormat in Hadoop MapReduce?
Explain what is logging in Cassandra?
How to write MapReduce Programs?
Explain about the different channel types in Flume. Which channel type is faster?
What is big data in dbms?
What is the use of “ResultSet execute(Statement statement)” method?
Explain the benefits of block transfer?