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Big Data Interview Questions
Questions Answers Views Company eMail

What are transformations in spark?

150

What is driver and executor in spark?

125

Is spark secure?

134

What is executor memory and driver memory in spark?

142

What is the point of apache spark?

134

What is rdd map?

147

What is faster than apache spark?

145

What is spark training?

137

How many ways we can create rdd in spark?

137

How tasks are created in spark?

143

Is apache spark a tool?

134

What is difference between spark and mapreduce?

138

Who created spark?

128

How is spark fault tolerance?

164

What is cluster in apache spark?

159


Un-Answered Questions { Big Data }

What are different String functions available in PIG?

208


What is apache spark used for?

121


How do I stop flume agent?

57


What happens to a NameNode that has no data?

1081


Define Nodetool Utility?

44






What is the difference between spark and python?

132


What is Nagios?

120


In ambari 2.6.2 version added the following features:

25


Explain fullOuterJoin() operation in Apache Spark?

153


What is org.apache.jute package?

3


Explain how is hadoop different from other data processing tools?

283


For a job in Hadoop, is it possible to change the number of mappers to be created?

392


Explain what is sequencefileinputformat?

152


what are the languages supported by apache spark for developing big data applications?

108


Why is checkpointing important in hadoop?

168