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 kind of datawarehouse application is suitable for Hive?

1 729

Explain REPEAT function in Hive with example?

1 848

What does the "USE" command in hive do?

1 849

Can you give us some examples, how Hadoop is used in real time environment?

1 745

Big Data Engineer Can you explain what REST is?

LinkedIn,

1 5

How do you deal with sparse data?

LinkedIn,

1 5

Name and describe three different kernel functions and in what situation you would use each.

LinkedIn,

1 6

How would you pipeline large amounts of data?

Mozilla,

1 673

What is Apache Spark?

1 393

explain the key features of Apache Spark?

1 361

How is Apache Spark better than Hadoop?

1 313

Explain the term paired RDD in Apache Spark?

1 423

How is RDD in Spark different from Distributed Storage Management?

1 405

Which all languages Apache Spark supports?

1 361

explain the concept of RDD (Resilient Distributed Dataset). Also, state how you can create RDDs in Apache Spark.

1 430

Un-Answered Questions { Big Data }

How job tracker schedules an assignment?

472

What is the roadmap for apache mahout version 1.0?

When to use explode in Hive?

803

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

578

What is the latest version of sqoop?

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

517

What is the stable version of Hive ?

2673

When we are using queries instead of scripting?

778

How do I set up flume agent?

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

How to skip header rows from a table in Hive?

872

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

836

When to choose "External Table" in Hive?

847

Explain how RDDs work with Scala in Spark

355

Where does the data of a Hive table gets stored?

718

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