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 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?

What are the applications of Apache ZooKeeper?

Explain Zookeeper Leader election?

Un-Answered Questions { Big Data }

What is the Physical plan in pig architecture?

531

Explain the terms Spark Partitions and Partitioners?

303

What is a secondary namenode?

628

Explain HCatInputFormat?

Explain the term paired RDD in Apache Spark?

403

Are job tracker and task trackers present in separate machines?

462

While writing evaluate UDF, which method has to be overridden?

573

Can you explain record reader?

431

What does hadoop-env.sh do?

446

What do you mean by cassandra-cqlsh?

How can I install Cloudera VM in my system?

958

What are mapreduce new and old apis while writing map reduce program?. Explain how it works

651

what is the typical block size of an HDFS block?

916

What are spark stages?

302

What is the no. Of threads created by impala?

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