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

Big Data Interview Questions

Questions Answers Views Company eMail

What are the features of Fully-Distributed mode?

1 565

What are configuration files in Hadoop?

1 578

What are the limitations of Hadoop?

1 635

Compare Hadoop 2 and Hadoop 3?

1 480

Explain Data Locality in Hadoop?

1 601

What is the problem with small files in Hadoop?

1 585

How is security achieved in Hadoop?

1 574

Why does one remove or add nodes in a Hadoop cluster frequently?

1 753

What is throughput in Hadoop?

1 591

How to restart NameNode or all the daemons in Hadoop?

1 599

What does jps command do in Hadoop?

1 719

What is fsck?

1 705

How to debug Hadoop code?

1 578

Explain Hadoop streaming?

1 523

What does hadoop-metrics.properties file do?

1 592

Un-Answered Questions { Big Data }

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?

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

1059

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

What is meant by Transformation? Give some examples.

328

How do I set up flume agent?

How can I delete the above index named index_bonuspay?

777

State some DDL Command with brief Description?

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

836

Explain how RDDs work with Scala in Spark

355

What is the latest version of spark?

288

What is the stable version of Hive ?

2673

What is the roadmap for apache mahout version 1.0?

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

What is a Hive variable? What for we use it?

854

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