Big Data Interview Questions
Questions Answers Views Company eMail

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

35

How businesses could be benefitted with Big Data?

38

How does A/B testing work?

43




How much data is enough to get valid outcome?

35

Name some Big Data products?

31

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

39

What are some of the interesting facts about Big Data?

33

What are the characteristics of Bigdata?

49

What are the four features of Big Data?

33

What are the responsibilities of a data analyst?

57

What do you know about collaborative filtering?

33

What do you mean by logistic regression?

31

What is Big Data Analytics?

55

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

35

What is the difference between structured data and unstructured data?

39







Un-Answered Questions { Big Data }

What are the different types of UDF's in Java supported by Apache Pig?

137


how is a file of the size 1 GB uncompressed

107


How can you add the arbitrary key-value pairs in your mapper?

259


Which are the two types of 'writes' in HDFS?

381


What are the sources generating big data?

41






Is Hive supports Temporary Tables?

27


How to set the number of reducers?

490


What is the purpose of DataNode block scanner?

139


What is your favourite tool in the hadoop ecosystem?

134


How to keep HDFS cluster balanced?

170


What is Input Split in hadoop?

100


Explain InputFormat?

94


What is the use of "order by" in Hive?

20


What are the different String functions available in pig?

68


How would you diagnose or do exception handling in the pig?

52