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

Hadoop Interview Questions

Questions Answers Views Company eMail

Which database the sqoop metastore runs on?

What are Watches in ZooKeeper?

What are the barriers?

What is Zookeeper Cluster?

What is ZooKeeper Client?

What is org.apache.jute package?

What are the key elements in ZooKeeper Architecture?

What is the difference between the ZooKeeper ensemble and ZooKeeper quorum?

Explain the Constituents of Apache ZooKeeper Architecture?

How to Containerizing ZooKeeper With Docker?

Explain the Methods Of ZooKeeper class?

State about ZooKeeper WebUI?

What is ZooKeeper Atomic Broadcast (ZAB) protocol?

What is the Data model, and the hierarchical namespace?

Explain Zookeeper Queues?

Un-Answered Questions { Hadoop }

Define the use of Source Command in Cassandra?

What does secondary name-node means?

477

What is the difference between Hadoop and Traditional RDBMS?

956

Which port does SSH work on?

432

What is HBase HMaster?

362

What is spark configuration?

354

What is Speculative Execution in Apache Spark?

304

What are different modes of execution in Apache Pig?

917

How HDFS client divide the file into the block while storing inside HDFS?

How to write a query in Cassandra?

126

Can you use Spark for ETL process?

300

Explain what is a consumer group?

588

When do you have to avoid secondary indexes?

What does repartition do in spark?

347

What are the destination types allowed in sqoop import command?

For More Un-Answered { Hadoop } Questions Click Here