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

Big Data Interview Questions

Questions Answers Views Company eMail

Explain the Avro SASL Profile?

How to use Avro?

Name some Complex types of Data types, Avro Supports?

What do you mean by Schema Resolution?

Explain Avro Schemas?

What Avro offers?

Explain some Advantages of Avro?

118

Explain some Disadvantages of Avro?

What are best features of Apache Avro?

State some key Points about Apache Avro?

Who are Intended Audience to learn Avro?

What are Prerequisites to learn Avro?

Name some Primitive types of Data types, Avro Supports?

What do you mean by Schema Declaration?

What is Apache Kafka?

329

Un-Answered Questions { Big Data }

What are spark jobs?

192

If you omit the overwrite clause while creating a hive table,what happens to file which are new and files which already exist?

489

What is a column family?

What is secondary namenode? Is it a substitute or back up node for the namenode?

How can we see all the hosts that are available in Ambari?

Is a log flume a roller coaster?

Does Hoe Spark handle monitoring and logging in Standalone mode?

195

Is hadoop required for data science?

403

Does spark need hadoop?

175

Explain what is a keyspace in Cassandra?

How to create RDD?

361

Name some sources from where Spark streaming component can process real-time data?

194

What exactly is spark?

196

What is the default input type in MapReduce?

391

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

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