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

Do we need to place 2nd and 3rd data in rack 2 only?

444

Is nosql follow relational db model?

468

What are the different clustering in mahout?

What does apache mahout do?

What is the difference between apache mahout and apache spark’s mllib?

What is the roadmap for apache mahout version 1.0?

What is apache mahout?

Mention some machine learning algorithms exposed by mahout?

What are the features of apache mahout?

How can we scale apache mahout in cloud?

What is the roadmap for apache driver version one.0?

How is it different from doing machine learning in r or sas?

What square measure the options of apache mahout?

What is the distinction between apache driver and apache spark’s mllib?

How is it completely different from doing machine learning in r or sas?

Un-Answered Questions { Hadoop }

What are main APIs of Kafka?

640

Why spark is used?

326

Tell me some major benefits of Hadoop?

408

According to IBM, what are the three characteristics of Big Data?

436

Mention what needs to be taken care while adding a column?

What is spark yarn executor memoryoverhead?

370

What is apache hcatalog?

731

What are producer-consumer queues?

Does Hadoop requires RAID?

952

Can you explain worker node?

403

How can I install Cloudera VM in my system?

959

What are accumulators in spark?

311

What is rdd lineage graph? How is it useful in achieving fault tolerance?

310

What are the operational commands of HBase?

188

How is data represented in Spark?

312

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