Which Statements About Data Warehousing Is Not Correct

question 93

Multiple Choice

Which statements about data warehousing is not correct?

• A)The data warehouse should be separate from the operational system.
• B)Data cleansing is a process of transforming data into standard form.
• C)Drill-down is a data-mining tool available to users of OLAP.
• D)Normalization is a requirement of databases included in a data warehouse.

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Definitions:

IRR

The Internal Rate of Return (IRR) serves as a financial measure designed to calculate the potential profitability of investments.

Capital Cost Allowance

The annual depreciation expense that a company can claim as a deduction for tax purposes on its capital assets.

Cannibalization

The reduction in sales volume, sales revenue, or market share of one product as a result of the introduction of a new product by the same producer.

Pre-Tax Cash Flow

The amount of cash that a company generates before accounting for taxes, used in evaluating its financial performance.