Un-Answered Questions { Software }

What is an api?

94


What is nosql? Name some examples of nosql databases.

124


How do you build a custom function in python or r?

116


What is missing value imputation?

124


Define a sql query? What is the difference between select and update query? How do you use sql in sas, python, r languages?

99


How do you check for data quality?

107


What is advantage of using apply family of functions in r? How do you use lambda in python?

107


What is column storage? What is a document database?

128


What is association analysis? Where is it used?

99


How do you use goal seek in excel?

107


What is chi square test?

106


What is churn?

111


Where is association analysis used?

117


How do you handle missing values in python or r?

97


What is a document database?

176