Question

What is the key challenge in delivering real-time information in a data warehouse, and what should be collected in the requirements gathering phase to address this challenge?

a.

Ensuring data accuracy; collecting more user requirements

b.

Reducing storage costs; collecting metadata details

c.

Deploying information delivery systems to large numbers of users; collecting necessary details

d.

Enhancing data transformation and cleansing; collecting data integration strategies

Posted under Data Warehousing and OLAP

Answer: (c).Deploying information delivery systems to large numbers of users; collecting necessary details Explanation:The key challenge in delivering real-time information in a data warehouse is deploying information delivery systems to large numbers of users across the enterprise. To address this challenge, necessary details should be collected in the requirements gathering phase.

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Q. What is the key challenge in delivering real-time information in a data warehouse, and what should be collected in the requirements gathering phase to address this challenge?

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