Question

What challenge arises when using in-house programs for ETL functions instead of vendor tools?

a.

Lack of control and flexibility

b.

Proprietary metadata formats

c.

Overly complex transformations

d.

Incomplete data extraction

Posted under Data Warehousing and OLAP

Answer: (b).Proprietary metadata formats Explanation:In-house programs may not record or manage metadata in proprietary formats, which can be a challenge.

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Q. What challenge arises when using in-house programs for ETL functions instead of vendor tools?

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