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 you define yarn?

1 316

Can you explain broadcast variables?

1 327

What do you know about transformations in spark?

1 312

Can you explain spark mllib?

1 308

Can you explain spark graphx?

1 315

What is transformation in spark?

1 348

Can you explain spark sql?

1 343

What are the main components of spark?’

1 343

Can you explain spark streaming?

1 326

How rdd persist the data?

1 320

Can you explain accumulators in apache spark?

1 340

What are common spark ecosystems?

1 347

What are features of apache spark?

1 360

Explain how can apache spark be used alongside hadoop?

1 274

What are the types of cluster managers in spark?

1 302

Un-Answered Questions { Big Data }

How can you set an arbitrary number of Reducers to be created for a job in Hadoop?

520

What are the different types of tables available in Hive?

747

When to choose "External Table" in Hive?

849

How to skip header rows from a table in Hive?

872

Explain how RDDs work with Scala in Spark

360

What is the roadmap for apache mahout version 1.0?

State some DDL Command with brief Description?

How you can contact your client everyday ?

1016

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

836

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

1059

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

What is the latest version of sqoop?

List the advantage of Parquet file in Apache Spark?

479

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

What is the latest version of spark?

292

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