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?

1 734

Explain REPEAT function in Hive with example?

1 854

What does the "USE" command in hive do?

1 858

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

1 751

Big Data Engineer Can you explain what REST is?

LinkedIn,

1 13

How do you deal with sparse data?

LinkedIn,

1 10

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

LinkedIn,

1 13

How would you pipeline large amounts of data?

Mozilla,

1 680

What is Apache Spark?

1 414

explain the key features of Apache Spark?

1 380

How is Apache Spark better than Hadoop?

1 336

Explain the term paired RDD in Apache Spark?

1 443

How is RDD in Spark different from Distributed Storage Management?

1 423

Which all languages Apache Spark supports?

1 382

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

1 456

Un-Answered Questions { Big Data }

What is meant by Transformation? Give some examples.

343

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

840

How to skip header rows from a table in Hive?

875

What is the latest version of spark?

307

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

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

What is the latest version of sqoop?

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

521

State some DDL Command with brief Description?

How can you import only a subset of rows from a table?

How can I delete the above index named index_bonuspay?

781

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

858

What are the different types of tables available in Hive?

749

List the advantage of Parquet file in Apache Spark?

490

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

1059

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