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

Big Data Interview Questions

Questions Answers Views Company eMail

What is flume and kafka?

How do I start flume agent?

What is contextual routing in flume?

818

What is the use of apache flume?

Which among the flume entities is responsible for performing intermediate processing of jobs?

777

What is difference between flume and sqoop?

196

What is the difference between kafka and flume?

How do I stop flume agent?

What is flume used for?

Is a log flume a roller coaster?

Is apache flume real time processing framework?

What is a flume agent?

How do I start flume in hadoop?

What is spooldir flume?

What is flume instagram?

Un-Answered Questions { Big Data }

Types of Data Flow in Flume?

111

Differentiate HDFS & HBase?

How can you set an arbitrary number of Reducers to be created for a job in Hadoop?

476

What are the different file permissions in the HDFS for files or directory levels?

146

Explain Spark Executor

282

Do we need to place 2nd and 3rd data in rack 2 only?

443

Does impala performance improve as it is deployed to more hosts in a cluster in much the same way that hadoop performance does?

164

State about ZooKeeper WebUI?

Can you give us some more details about ssh communication between masters and the slaves?

703

What are Prerequisites to learn Avro?

What is presto?

Mention Hadoop core components?

657

What is Combiner in MapReduce?

641

Tell me two most commonly used commands in HDFS?

Explain what do you understand by cassandra- cql collections?

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