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 options-process for upgrading zookeeper?

Is there an easy way to expire a session for testing?

What are producer-consumer queues?

What is a bookie in bookkeeper?

Describe how hbase uses zookeeper?

How kafka communicate with clients and servers?

492

What is log compaction?

496

Kafka has written in which languages?

504

What exactly kafka does?

444

What are consumers in kafka?

513

What does producer api in kafka?

453

What does consumer api in kafka?

475

How can you configur the log cleaner?

517

What are the core api’s of kafka?

469

How can you use streams api?

501

Un-Answered Questions { Big Data }

Are job tracker and task trackers present in separate machines?

433

What are the features of Standalone (local) mode?

545

What is the model of a ZooKeeper cluster?

Can I use impala to query data already loaded into hive and hbase?

What is Apache Spark Machine learning library?

297

Define consistency?

126

What is the use of dataframe in spark?

270

Explain the difference between gen1 and gen2 hadoop with regards to the namenode?

663

What are the core methods of a Reducer?

467

What are the methods to set up the local repository in different methods?

What is difference between hive and spark?

250

What is the man difference between hbase and hive?

623

What are the characteristics of hadoop framework?

617

List the configuration parameters that have to be specified when running a MapReduce job.

568

Can We Change settings within Hive Session? If Yes, How?

710

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