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?

283

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

306

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

337

What is sparkContext?

287

Name various types of Cluster Managers in Spark.

347

How much faster is Apache spark than Hadoop?

294

Difference between groupByKey vs reduceByKey in Apache Spark?

470

How you can use Akka with Spark?

362

Name three features of using Apache Spark

290

How to start and stop spark in interactive shell?

346

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?

270

how will you implement SQL in Spark?

379

Un-Answered Questions { Big Data }

Why rack awareness algorithm is used in hadoop?

How do I stop flume agent?

How does hdfs get a good throughput?

Which language is not supported by spark?

336

Is it possible to provide multiple input to Hadoop? If yes then how can you give multiple directories as input to the Hadoop job?

439

Name various types of Cluster Managers in Spark.

347

What are the features of Standalone (local) mode?

602

What is lambda in spark?

311

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

317

State some DDL Command with brief Description?

What are the differences between relational databases and impala?

Explain Thrift & Protocol Buffers Vs. Avro?

Which channel type is faster in Flume?

122

What is the role of data transfer API in HCatalog?

What are ‘reduces’?

719

For More Un-Answered { Big Data } Questions Click Here