Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

Can I do insert … select * into a partitioned table?

1 43

What happens if there is an error in impala?

1 271

Is it possible to share data files between different components?

1 41

Does if offer scaling?

1 33

Is there a dual table?

1 47

What load do concurrent queries produce on the namenode?

1 52

How can it help for avoiding costly modeling?

1 41

What is the use of expand cqlsh command in Cassandra?

1 95

What is Kundera in Cassandra?

1 106

What are the consistency levels for read operations in Cassandra?

1 112

How the read operation is performed on Cassandra node ?

1 113

How the write operation is performed on Cassandra node ?

1 108

What is the difference between Column and SuperColumn?

1 162

What do you mean by Thrift in Cassandra?

1 87

What are components of Cassandra Data Model?

1 106

Un-Answered Questions { Big Data }

How you can contact your client everyday ?

1013

Can We Change settings within Hive Session? If Yes, How?

836

How to skip header rows from a table in Hive?

872

What is the latest version of ambari that is available in the present market?

Which modes can Hadoop be run in? List a few features for each mode?

517

State some DDL Command with brief Description?

What is the roadmap for apache driver version one.0?

did you maintain the hadoop cluster in-house or used hadoop in the cloud?

1059

How to set property in apache tajo?

Can free-form SQL queries be used with Sqoop import command? If yes, then how can they be used?

What is meant by Transformation? Give some examples.

328

What is the stable version of Hive ?

2673

How job tracker schedules an assignment?

473

What is the function of UNION and SPLIT operators? Give examples?

579

List the advantage of Parquet file in Apache Spark?

474

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