Question

In ETL, what is the significance of breaking down tasks and conducting detailed analysis?

a.

To simplify data extraction

b.

To reduce the variety of source systems

c.

To automate data loading

d.

To address the complexity and heterogeneity of source systems

Posted under Data Warehousing and OLAP

Answer: (d).To address the complexity and heterogeneity of source systems Explanation:Breaking down tasks and conducting detailed analysis are important to address the complexity and heterogeneity of source systems in ETL.

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Q. In ETL, what is the significance of breaking down tasks and conducting detailed analysis?

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