CompTIA
DA0-001 · Question #556
A data set has the following values: Which of the following is the best reason for cleansing the data?
The correct answer is B. Redundant data. The dataset contains both "Birthday" and "Date of birth" columns, which store the same information in different formats. This redundancy is the main reason the data needs cleansing.
Data Governance, Quality, and Controls
Question
A data set has the following values:
Which of the following is the best reason for cleansing the data?
Exhibit
Options
- AInvalid data
- BRedundant data
- CData outliers
- DMissing data
How the community answered
(25 responses)- B88% (22)
- C8% (2)
- D4% (1)
Explanation
The dataset contains both "Birthday" and "Date of birth" columns, which store the same information in different formats. This redundancy is the main reason the data needs cleansing.
Topics
#data cleansing#data quality#redundant data
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