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

Big Data Interview Questions

Questions Answers Views Company eMail

Define composite type in Cassandra?

What is the best method for Storing Objects in Cassandra ?

Describe Replication Factor?

Define commit log?

What is the difference between Primary, Partition and Cassandra ?

What is the difference between Cassandra and Hadoop ?

What is the Internal Architecture of the Cassandra Database ?

What is the most widely used API Write Data to Cassandra ?

What is keyspace in Cassandra?

What do you understand by Kundera?

What is tunable consistency in Cassandra?

Explain what is Cassandra-Cqlsh?

Define Node?

205

What is memtable?

110

Tell something about the query language used in Cassandra Database?

Un-Answered Questions { Big Data }

Is it necessary to kill the topology while updating the running topology?

631

what are the languages supported by apache spark for developing big data applications?

599

Doesn’t google have its very own version of dfs?

529

when hadoop enter in safe mode?

796

What is spark repartition?

331

What is a bag in pig?

690

Explain the flatMap operation on Apache Spark RDD?

334

What are the different compaction types in hbase?

183

What does conf.setmapper class do?

722

What are the actions in spark?

295

Define role of volume in big data?

618

Does Hoe Spark handle monitoring and logging in Standalone mode?

288

What is the Hadoop MapReduce API contract for a key and value Class?

1357

Is a log flume a roller coaster?

What are the file formats supported by spark?

315

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