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?

104

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

191

What is node in Cassandra?

Elaborate on CQL?

What is the purpose of JConsole?

Un-Answered Questions { Big Data }

How the HDFS Blocks are replicated?

905

How does impala process join queries for large tables?

What is the default replication factor?

948

How to create a Sparse vector from a dense vector?

334

What are the tools you need to build Ambari?

112

Are pig scripts support distributed file systems?

508

Which command do we use to insert data in HCatalog?

What is secondary namenode?

what is composite type in cassandra?

What are the different components of a Hive architecture?

799

What are partitions in cassandra?

What is difference between coalesce and repartition?

337

Why spark is faster than hive?

288

Explain different queries performed by apache tajo?

What are the differences between Caching and Persistence method in Apache Spark?

297

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