Hadoop (4218)
Big Data General (104)
Big Data AllOther (3)
Can you explain heartbeat in hdfs?
How to control access to data in impala?
Why slaves limited to 4000 in hadoop version 1?
Tell the purpose of Bloom Filter in Cassandra?
Why does my insert statement fail?
What are some of the apache pig use cases you can think of?
State some DDL Command with brief Description?
Is it legal to set the number of reducer task to zero? Where the output will be stored in this case?
How can you set an arbitrary number of mappers to be created for a job in Hadoop?
Explain first() operation in Spark?
List the steps in which Cassandra writes changed data into commitlog?
What is bag data type in Pig?
Give the use of the bootstrap panel.
What is MapReduce? What are the syntax you use to run a MapReduce program?
What is identity mapper and chain mapper?