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 ways to launch Apache Spark over YARN?

281

is it necessary to install Spark on all nodes while running Spark application on Yarn?

303

What is a worker node in Apache Spark?

301

What is worker node in Apache Spark cluster?

300

What is action, how it process data in apache spark

335

What is sparkContext?

282

Name various types of Cluster Managers in Spark.

346

How much faster is Apache spark than Hadoop?

292

Difference between groupByKey vs reduceByKey in Apache Spark?

470

How you can use Akka with Spark?

360

Name three features of using Apache Spark

287

How to start and stop spark in interactive shell?

344

To use Spark on an existing Hadoop Cluster, do we need to install Spark on all nodes of Hadoop?

358

How will you connect Apache Spark with Apache Mesos?

267

how will you implement SQL in Spark?

377

Un-Answered Questions { Big Data }

What are collection data types in Hive?

721

In Hadoop, which file controls reporting in Hadoop?

774

What is action, how it process data in apache spark

335

How tasks are created in spark?

290

What is inputformat in hadoop?

744

What is Apache Spark and what are the benefits of Spark over MapReduce?

279

What are the advantages of DataSets?

291

Why Hive is not suitable for OLTP systems?

736

Compare Hadoop 2 and Hadoop 3?

423

How is hadoop different from spark?

270

What are the main features of SPM in Cassandra?

Which are the methods to create rdd in spark?

295

What are the different compaction types in hbase?

171

How to specify more than one directory as input in the Hadoop MapReduce Program?

714

Is impala production ready?

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