Big Data Interview Questions
Questions Answers Views Company eMail

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

92

How businesses could be benefitted with Big Data?

60

How does A/B testing work?

91

How much data is enough to get valid outcome?

99

Name some Big Data products?

67

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

98

What are some of the interesting facts about Big Data?

69

What are the characteristics of Bigdata?

106

What are the four features of Big Data?

71

What are the responsibilities of a data analyst?

89

What do you know about collaborative filtering?

93

What do you mean by logistic regression?

93

What is Big Data Analytics?

81

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

100

What is the difference between structured data and unstructured data?

121







Un-Answered Questions { Big Data }

What is used to store data generally?

3


What types of costs are associated in creating index on hive tables?

82


While processing data from hdfs, does it execute code near data?

1


How can you send large messages with kafka (over 15mb)?

24


How to restart Namenode?

99






Describe HDFS Federation?

1


What are the general Prerequisites to learn HCatalog?

1


What are collection data types in Hive?

89


Explain the different logging levels in cassandra.

7


What is formatting of the dfs?

71


Did you ever built a production process in hadoop ? If yes then what was the process when your hadoop job fails due to any reason?

59


How many datanodes can run on a single Hadoop cluster?

16


How do big data solutions interact with the existing enterprise infrastructure?

9


What do you understand by Pair RDD?

41


Explain the usage of Context Object?

1