Question:A table has following values for its department field:
marketing, production, production, sales, NULL, NULL, Marketing, Null
What will the following query return:
Select distinct(department) from employees; 

A marketing, production, sales 
B marketing, production, sales, NULL 
C marketing, production, sales, NULL, NULL 
D marketing, production, sales, NULL, Marketing 
E marketing, production, sales, NULL, NULL, Marketing 

+ Answer
B 

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Md. Habib Ullah

Editor, VCampus

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