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 is Catalyst framework?

292

What do you understand by Pair RDD?

385

How can you launch Spark jobs inside Hadoop MapReduce?

314

How can you compare Hadoop and Spark in terms of ease of use?

289

Which one will you choose for a project –Hadoop MapReduce or Apache Spark?

315

What do you understand by Lazy Evaluation?

376

How can you remove the elements with a key present in any other RDD?

297

How Spark uses Hadoop?

298

What is a DStream?

329

What are the various data sources available in SparkSQL?

333

Explain about the core components of a distributed Spark application?

291

What are the benefits of using Spark with Apache Mesos?

290

What are the common mistakes developers make when running Spark applications?

285

When running Spark applications, is it necessary to install Spark on all the nodes of YARN cluster?

325

What is the significance of Sliding Window operation?

308

Un-Answered Questions { Big Data }

What are clusters in cassandra?

What is the difference between DSM and RDD?

304

Use of create-hive-table command in hadoop sqoop?

Explain MemStore?

176

For using hadoop list the network requirements?

471

What is InputSplit and RecordReader?

959

What do slaves consist of?

667

What are the various uses of explode hive?

678

What does rdd stand for in logistics?

315

What all tasks you can perform for managing services using Ambari service tab?

How can you configur the log cleaner?

566

Give some advantages of Cassandra?

How hbase handles the write failure?

208

what are the nodes in the Hadoop cluster?

1045

What is Speculative Execution in Apache Spark?

287

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