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 challenges Of Distributed Applications?

Explain the types Of Znodes?

Explain the CLI In Zookeeper?

What is ZooKeeper quorum?

What is the model of a ZooKeeper cluster?

What must we know to work on Zookeeper well?

What do you mean by ZNode?

Explain about the different types of transformations on DStreams?

406

What are the various levels of persistence in Apache Spark?

328

How can you trigger automatic clean-ups in Spark to handle accumulated metadata?

467

What are the disadvantages of using Apache Spark over Hadoop MapReduce?

479

Is it necessary to install spark on all the nodes of a YARN cluster while running Apache Spark on YARN ?

364

Explain about the major libraries that constitute the Spark Ecosystem?

433

What do you understand by Executor Memory in a Spark application?

483

Is Apache Spark a good fit for Reinforcement learning?

310

Un-Answered Questions { Big Data }

How does Apache Spark handles accumulated Metadata?

367

What is the latest version of Ambari that is available in the market?

What is the spark driver?

341

Mention how can you stop a partition form being queried?

1160

Define the term ‘Lazy Evolution’ with reference to Apache Spark

316

What is the use of Hcatalog?

1006

What are the languages supported by apache spark?

298

What is the Internal Architecture of the Cassandra Database ?

Can you explain about the cluster manager of apache spark?

278

What is the maximum size of string data type supported by hive? Mention the hive support binary formats.

706

What are the steps to submit a Hadoop job?

958

What is a "worker node"?

354

What happens to rdd when one of the nodes on which it is distributed goes down?

444

Explain about mappartitions() and mappartitionswithindex()

340

Can MapReduce program be written in any language other than Java?

978

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