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Question

What is the first step in assessing the extent of data pollution before applying data cleansing techniques?

a.

Running data cleansing tools

b.

Analyzing the types of data corruption

c.

Examine the sets of values for extracted data attributes

d.

Creating a data quality framework

Answer: (b).Analyzing the types of data corruption Explanation:The first step in assessing the extent of data pollution is to analyze the types of data corruption.

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Q. What is the first step in assessing the extent of data pollution before applying data cleansing techniques?

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