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

Big Data Interview Questions

Questions Answers Views Company eMail

How does Cassandra perform write function?

Define a column family?

Define consistency?

133

Define the use of Source Command in Cassandra?

Give key features of any NoSQL database?

106

Explain Zero Consistency?

108

Define Nodetool Utility?

What do you mean by data center in Cassandra?

When do you have to avoid secondary indexes?

What is ColumnFamily?

Explain the concept of compaction in Cassandra?

What is cluster in Cassandra?

Describe Memtable?

How the SSTable is different from other relational tables?

What is a keyspace in Cassandra?

109

Un-Answered Questions { Big Data }

Explain some Kafka Streams real-time Use Cases?

572

What are partitions and tokens in cassandra?

What are Paired RDD?

331

what are the steps involved in decommissioning removing

1074

What is Fault Tolerance in Hadoop HDFS?

What is pregel api?

321

Mention what is the maximum size of the message does kafka server can receive?

578

What are the differences between relational databases and impala?

Explain Data Type Conversion in Hive?

768

What is hadoop spark?

319

What is the disadvantage of spark sql?

381

What does dag stand for?

311

What combiners are and when you should utilize a combiner in a map reduce job?

661

What is kafka topic?

585

What are the relational databases supported in sqoop?

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