Question

What factors should you consider when deciding whether to use vendor tools, integrate cleansing toolkits with ETL tools, or use in-house programming for data cleansing?

a.

The availability of source system files and formats

b.

The age of the source systems

c.

The complexity of data extraction

d.

All of the above

Posted under Data Warehousing and OLAP

Answer: (d).All of the above Explanation:The decision on how to perform data cleansing depends on factors like the availability of source system files and formats, the age of the source systems, and the complexity of data extraction.

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Q. What factors should you consider when deciding whether to use vendor tools, integrate cleansing toolkits with ETL tools, or use in-house programming for data cleansing?

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