Big Data Interview Questions
Questions Answers Views Company eMail

How to use Hive using the command line and Beeline?

570

What is Hive Data Definition language?

578

How to enable buckets in Hive?

543

What is the difference between external table and managed table?

561

What are the different Complex Data Types available in Hive?

605

Difference between external table and internal table in HIVE ?

600

When you should use Hbase?

566

What is CONCATENATE command in Hive?

562

What is dynamic partitioning and when is it used?

595

How to stop a partition form being queried?

814

What ate the key components of Hive Architecture?

564

Does Pig give any warning when there is a type mismatch or missing field?

614

What is Hive query processor?

592

Explain the need for MapReduce while programming in Apache Pig?

534

What are the relational operators available related to loading and storing in pig language?

406


Un-Answered Questions { Big Data }

What is the difference between spark ml and spark mllib?

204


On what all basis can you differentiate rdd, dataframe, and dataset?

204


Why we use intwritable instead of int? Why we use longwritable instead of long?

222


Say what the object inspector functionality is in hive?

470


Can we set the number of reducers to zero in MapReduce?

389






What do you know about keyvaluetextinputformat?

358


Does the HDFS go wrong? If so, how?

32


What is the use of spark driver, where it gets executed on the cluster?

207


What do you understand by cluster in cassandra?

64


What are different logging levels in cassandra?

54


Differentiate between PigLatin and Hive?

386


Is it possible to search for files using wildcards?

373


Is spark part of hadoop ecosystem?

198


What is sqoop in Hadoop ?

392


Explain repository in apache ambari?

72