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Examen
DA-100, DA-100, Data Analyst Exam Questions and Answers.
DA-100,DA-100,Data AnalystExamQuestions and 
Answers. 
You have a large dataset that contains more than 1 million rows. The table has a datetime 
column named Date. You need to reduce the size of the data model. What should you do? 
· A. Round the hour of the Date column to startOfHour. 
· B. Change the data type of the Date column to Text. 
· C. Trim the Date column. 
· D. Split the Date column into two columns, one that contains only the time and another 
that contains only the date. - Cor...