DATABASE FUNDAMENTALS
BASICS OF BIG DATA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Benefit
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Drawback
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Either A or B
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None of the above
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Detailed explanation-1: -Poor data quality can lead directly to flawed analysis and lost revenue, which is not uncommon. For example, marketing campaigns or analysis based on faulty data means not reaching potential customers and missing out on conversions.
Detailed explanation-2: -Poor data quality can lead to a damaged reputation in a number of ways, such as: Incorrect customer billing information. Missing or inaccurate product specifications. Sending duplicate marketing emails to the same address by accident.
Detailed explanation-3: -Manual data entry errors Humans are prone to making errors, and even a small data set that includes data entered manually by humans is likely to contain mistakes. Data entry errors such as typos, data entered in the wrong field, missed entries, and so on are virtually inevitable.