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

How can you use consumer api?

522

How can you start the kafka server?

578

What does adminclient api in kafka?

526

What does streams api in kafka?

522

Kafka can be used for which kind of applications?

505

What are the capabilities of kafka?

553

How can you use producer api code?

523

How can you start a consumer in kafka?

541

What does connector api in kafka?

509

What is a topic in kafka?

480

How can you use adminclient api?

582

What is the difference between rdbms and hadoop?

646

Define tasktracker.

658

Is it necessary to write jobs for hadoop in the java language?

661

Which command is used for the retrieval of the status of daemons running the hadoop cluster?

718

Un-Answered Questions { Hadoop }

What are the common hadoop PIG interview questions, that you have been asked in a Hadoop Job Interview?

570

What is the role of the offset.

514

What are the side data distribution techniques?

478

Does the hdfs client decide the input split or namenode?

670

How to delete the table with the HBase shell?

143

What is the difference between persist() and cache()?

323

How a task is scheduled by a jobtracker?

674

How many partitions are created by default in Apache Spark RDD?

307

Can you explain speculative execution?

418

What platform and Java version is required to run Hadoop?

643

Cassandra is written in which language?

Command to format the NameNode?

936

What are quotas?

504

Is kafka part of hadoop?

513

In MapReduce how to change the name of the output file from part-r-00000?

627

For More Un-Answered { Hadoop } Questions Click Here