Big Data Interview Questions
Questions Answers Views Company eMail

How Big Data can help increase the revenue of the businesses?

39

How businesses could be benefitted with Big Data?

41

How does A/B testing work?

45




How much data is enough to get valid outcome?

38

Name some Big Data products?

35

Name some of the important tools useful for Big Data analytics?

42

What are some of the interesting facts about Big Data?

36

What are the characteristics of Bigdata?

52

What are the four features of Big Data?

35

What are the responsibilities of a data analyst?

61

What do you know about collaborative filtering?

36

What do you mean by logistic regression?

33

What is Big Data Analytics?

61

What is IBM's simple explanation for Big Data's four critical features?

36

What is the difference between structured data and unstructured data?

41







Un-Answered Questions { Big Data }

What are core components of Flume?

5


What is the purpose of dfsadmin tool?

441


What is the core of the job in MapReduce framework?

147


What is a block and block scanner in HDFS?

211


What is HDFS - Hadoop Distributed File System?

152






How can you overwrite the replication factors in HDFS?

370


What is your favourite tool in the hadoop ecosystem?

168


What are the modules that constitute the Apache Hadoop 2.0 framework?

173


Is it possible to split 100 lines of input as a single split in MapReduce?

43


What is the MapReduce plan in pig architecture?

205


Is map like a pointer?

167


How much data is enough to get valid outcome?

38


What problems have you faced when you are working on Hadoop code?

199


Name the scalar data type and complex data types in Pig?

45


What stored in HDFS?

118