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

Clarify how job tracker schedules an assignment?

449

What jobtracker is in hadoop? What are the activities followed by hadoop?

463

Clarify how ordering in hdfs is finished?

526

What a task tracker is in hadoop?

476

What webdav is in hadoop?

471

Specify what the information segments utilized by hadoop are?

466

Clarify what is sqoop in hadoop?

462

What is the man difference between hbase and hive?

717

Say what the views are in hive?

716

Specify the partitions in hive?

691

How can a developer utilize hive?

723

List down the segments of a hive question processor?

680

Specify the different methods of hive?

760

What does meta-store means in hive?

762

What do you understand by hive?

724

Un-Answered Questions { Hadoop }

What is Spark.executor.memory in a Spark Application?

313

What do you mean by meta information in hdfs?

What role does worker node play in Apache Spark Cluster? And what is the need to register a worker node with the driver program?

352

Is kafka a message queue?

595

Name the examples of some companies that are using hadoop structure?

722

Explain about the data model operations in HBase?

157

How can we create a hadoop cluster from scratch?

460

How Facebook Uses Hadoop, Hive and Hbase ?

756

What is parallelize in spark?

303

What is spark yarn executor memoryoverhead?

373

What is spark catalyst?

338

How to enable/configure the compression of map output data in hadoop?

820

What is heartbeat in hdfs?

702

Hadoop sqoop word came from?

What is HDFS Federation?

1024

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