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 the benefits of big data?

480

What are the steps to be followed to deploy a big data solution?

523

Define oozie?

478

Explain the important tools useful for big data?

462

Explain edge nodes in hadoop?

410

What are the important features of hadoop?

410

Explain the common input formats in hadoop?

437

How are file systems checked in hdfs?

What is cassandra used for?

Can hadoop replace relational database?

395

Which database is used in hadoop?

454

Which database is best for big data?

477

Is big data unstructured?

458

What is big data concept?

479

What is big data in dbms?

542

Un-Answered Questions { Big Data }

How many InputSplits is made by a Hadoop Framework?

586

What is the advantage of hadoop over java serialization?

What ports does Cassandra use?

How is a keyspace created in cassandra? & What are the parameters used?

List out the ways of creating RDD in Apache Spark?

266

Explain what is distributed cache in mapreduce framework?

585

What is spark shuffle?

250

What is key-value store db?

What is heartbeat in hdfs?

616

What is the difference between a node, a cluster, and data centre?

247

What are the differences between PIG and SQL?

594

What is the maximum number of rows in a table?

What are the core apis in kafka?

538

Are spark dataframes immutable?

301

Who uses Cassandra?

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