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

Big Data Interview Questions

Questions Answers Views Company eMail

Explain different transformation on DStream?

1 302

What are Paired RDD?

1 344

Name some sources from where Spark streaming component can process real-time data?

1 317

What is meant by in-memory processing in Spark?

1 334

Explain what are the various types of Transformation on DStream?

1 300

Define Partition in Apache Spark?

1 334

How many types of Transformation are there?

1 338

How you can remove the element with a critical present in any other Rdd is Apache spark?

1 339

What is Sparse Vector?

1 368

Is it possible to run Spark and Mesos along with Hadoop?

1 296

What is DataFrames?

1 394

Discuss writeahead logging in Apache Spark Streaming?

1 352

How can data transfer be minimized when working with Apache Spark?

1 323

What do you mean by Speculative execution in Apache Spark?

1 322

Explain about the different cluster managers in Apache Spark

1 361

Un-Answered Questions { Big Data }

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

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

836

What is the roadmap for apache mahout version 1.0?

How job tracker schedules an assignment?

474

What is meant by Transformation? Give some examples.

334

Give me the examples of Columnar database ?

641

What is the latest version of spark?

292

What is the stable version of Hive ?

2673

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

519

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

854

When to choose "External Table" in Hive?

849

List the advantage of Parquet file in Apache Spark?

479

Where does the data of a Hive table gets stored?

718

What are the different types of tables available in Hive?

747

State some DDL Command with brief Description?

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