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

Big Data Interview Questions

Questions Answers Views Company eMail

Name the types of tunable consistency?

What is the History of Cassandra Database ?

What is the Virtual Node in Cassandra ?

What is the main objective of creating Cassandra?

What is Replication Factor in Cassandra?

Define the consistency levels for read operations in Cassandra?

Name some features of Apache Cassandra?

How to iterate all rows in ColumnFamily?

What is a column family in Cassandra?

Name different types of NoSQL database?

What is SSTable?

Define data replication?

What is the Cassandra Coefficient ?

What is the relationship between Hadoop, HBase, Hive and Cassandra ?

143

Explain Cqlsh?

Un-Answered Questions { Big Data }

Can you define rdd?

287

What are the features of kafka?

506

State some command line options?

What is shuffle spill in spark?

263

Explain the role of the Kafka Producer API?

490

What is the process of creating an Ambari client?

What is the module in HDFS?

Did you ever ran into a lop sided job that resulted in out of memory error, if yes then how did you handled it ?

404

What is Speculative Execution in Apache Spark?

269

What is Partition table in Hive?

670

List various commonly used machine learning algorithm?

352

What are the cases where Apache Spark surpasses Hadoop?

267

What is sink processors?

Explain keys() operation in Apache spark?

314

How would you use Map/Reduce to split a very large graph into smaller pieces and parallelize the computation of edges according to the fast/dynamic change of data?

647

For More Un-Answered { Big Data } Questions Click Here