Hadoop Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apache Hadoop (394)
MapReduce (354)
Apache Hive (345)
Apache Pig (225)

Apache Ambari (93)
Apache HCatalog (34)
Apache HDFS Hadoop Distributed File System (214)
Apache Kafka (189)

Hadoop Interview Questions

Questions Answers Views Company eMail

What are the independent extensions that contributed to the ambari codebase?

Is ambari python clients can be used to make the good use of ambari api’s?

Can you explain recommendation engine?

Can you explain difference between apache mahout and apache spark’s mllib?

Can you explain how it is different from doing machine learning in r or sas?

Can you explain clustering in mahout?

What are the machine learning algorithms supports in apache mahout?

115

Can you briefly explain the apache mahout?

Can you define parquet file?

298

Can you explain benefits of spark over mapreduce?

310

Can you define yarn?

305

Can you explain broadcast variables?

318

What do you know about transformations in spark?

304

Can you explain spark mllib?

301

Can you explain spark graphx?

305

Un-Answered Questions { Hadoop }

What is driver and executor in spark?

327

How does Cassandra perform write function?

State some key Points about Apache Avro?

What is executor and driver in spark?

299

What is spark tool in big data?

288

Please explain apache kafka?

580

What is aws spark?

293

How will you connect Apache Spark with Apache Mesos?

284

What languages support spark?

302

What is the fundamental difference between a MapReduce InputSplit and HDFS block?

673

What is Reducer in Hadoop?

597

What is azure spark?

314

How are sparks created?

309

Why do people use spark?

288

What is the relationship between apache hadoop, hbase, hive and cassandra?

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