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 key features of any nosql database?

What is column store db?

Differentiate between drop and truncate in cqlsh

What is a yaml file in cassandra?

What is anti-entropy and how is it associated with merkel tree?

How is jmx useful in cassandra?

How does cassandra perform read operation?

What are the different types of nosql databases?

Explain the term memtable?

How does cassandra perform read operation? Explain

What is anti-entropy?

What are the different types of partitioners in cassandra? Explain.

What is a row in cassandra?

Explain the term sstables?

How is anti-entropy associated with merkel tree?

Un-Answered Questions { Big Data }

What is flume interceptor?

What is zeromq?

493

Name some companies that use Hadoop?

917

What is a secondary namenode?

580

What is Fault Tolerance in HDFS?

Differentiate between nas and hdfs

499

What are the all tasks we can perform for managing services using the ambari service tab?

List out the difference between textFile and wholeTextFile in Apache Spark?

386

Name Applications and Use Cases of HCatalog?

Define Nodetool Utility?

Can You Use Apache Spark To Analyze and Access Data Stored In Cassandra Databases?

291

How many types of HBase Operations are there?

167

What are the benefits of Spark lazy evaluation?

303

What is the need of MapReduce?

590

Is Apache Spark a good fit for Reinforcement learning?

282

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