Which of the following is a best practice when updating a legacy data source?

• A.Creating a codebook to document field changes
• B.Placing old data in new fields
• C.Removing the data source from production
• D.Keeping only the most recent data

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What colors are commonly used for the change bars in a waterfall chart?

• A.Red and Green
• B.Red and Yellow
• C.Blue and Yellow
• D.Blue and Green

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Which of the following BEST describes the issue in which character values are mixed with integer values in a data set column?

• A.Duplicate data
• B.Missing data
• C.Data outliers
• D.Invalid data type

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Given the table below:

Which of the following boxes indicates that a Type Il error has occurred?

• A.4
• B.3
• C.1
• D.2

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Which of the following data manipulation techniques is an example of a logical function?

• A.IF
• B.AGGREGATE
• C.BOOLEAN
• D.WHERE

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