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

Big Data Interview Questions

Questions Answers Views Company eMail

Does Cassandra works on Windows?

What is Cassandra Data Modelling ?

100

Name the ports Cassandra uses?

What is Cassandra Data Model?

What is a Seed Node in Cassandra ?

What are the three components of Cassandra write?

122

What do you understand by Thrift?

What is Thrift?

Explain what is a keyspace in Cassandra?

What do you mean by commit log in Cassandra?

What is SuperColumn in Cassandra?

111

What is a Cluster, Node and Key space in Cassandra ?

207

What is node in Cassandra?

Elaborate on CQL?

What is the purpose of JConsole?

Un-Answered Questions { Big Data }

How to create an rdd?

309

What are components of ambari tjat are important for automation and integration?

How is fault tolerance achieved in Apache Spark?

324

What file systems Spark support?

371

Explain MemStore?

182

What is used to store data generally?

Explain the top() and takeordered() operation?

350

Explain about the execution plans of a Pig Script? Or Differentiate between the logical and physical plan of an Apache Pig script?

652

What do you mean by Persistence?

330

What is the utility of using Writable Comparable Custom Class in Map Reduce code?

1055

Why is spark so fast?

291

Kafka has written in which languages?

590

Which Sorting algorithm is used in Hadoop MapReduce?

645

What are the main configuration parameters in a MapReduce program?

687

what factors the block size takes before creation?

1101

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