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?

201

What is memtable?

106

Tell something about the query language used in Cassandra Database?

Un-Answered Questions { Big Data }

In case of embedded Hive, can the same metastore be used by multiple users?

799

Describe coalesce() operation. When can you coalesce to a larger number of partitions? Explain.

331

How do I know if flume agent is running?

116

Does Cassandra works on Windows?

Explain join() operation in Apache Spark?

354

Do I need to know scala to learn spark?

362

How to create index statement in apache tajo?

What does adminclient api in kafka?

526

Clarify about the smb join in hive?

658

What are the features of Spark?

291

Which language is better for spark?

295

Is it possible to provide multiple inputs to hadoop? If yes, explain.

659

What is the difference between TextInputFormat and KeyValueInputFormat class?

501

Does hadoop always require digital data to process?

1181

What is a "Spark Driver"?

338

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