Hadoop (4218)
Big Data General (104)
Big Data AllOther (3)
List the relational operators in pig.
A number of combiners can be changed or not in MapReduce?
Define Node?
HCatalog helps to Integrate Hadoop with everything. Explain?
What is streaming access?
What is the purpose of dfsadmin tool?
What are the optimization techniques in spark?
Can you modify the file present in hdfs?
If the hadoop administrator needs to make a change, which configuration file does he need to change?
Replication causes data redundancy then why is is pursued in HDFS?
How can you implement machine learning in Spark?
What is the function of UNION and SPLIT operators? Give examples?
Why Hadoop MapReduce?
Define a namenode?
What is spark code?