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 ?

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?

116

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?

109

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

199

What is node in Cassandra?

Elaborate on CQL?

What is the purpose of JConsole?

Un-Answered Questions { Big Data }

Explain a simple Map/Reduce problem.

718

Do you need to install spark on all nodes of yarn cluster?

2033

In which language is the Ambari Shell is developed?

What is the throughput? How does hdfs give great throughput?

What are different hdfs dfs shell commands to perform copy operation?

1060

What is the characteristic of streaming API that makes it flexible run MapReduce jobs in languages like Perl, Ruby, Awk etc.?

452

List out some common problems faced by data analyst?

450

What is row rdd in spark?

287

Explain about the smb join in hive?

724

Clarify what is sequence file input format?

528

What is meant by streaming access?

546

Can you explain spark rdd?

292

What is tasktracker in hadoop?

428

What do you understand by Consistency in Cassandra?

When is it not recommended to use MapReduce paradigm for large

646

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