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An enterprise plans to implement a business intelligence (Bl) tool with data sources from various enterprise applications. Which of the following is the GREATEST challenge to implementation?
Correct Answer: D
Data definition and mapping sources from applications is the greatest challenge to implementing a business intelligence (BI) tool with data sources from various enterprise applications because it involves ensuring the consistency, accuracy, and quality of data across different systems and formats. Data definition and mapping requires defining common data elements, identifying data sources and targets, establishing data transformation rules, and resolving data conflicts and discrepancies. This is a complex and time-consuming process that requires a high level of coordination and collaboration among different stakeholders and data owners. References: According to ISACA's CGEIT Review Manual 2021, one of the key activities for ensuring effective IT- enabled business innovation is to "define and map data sources from various enterprise applications to the BI tool."1 According to ISACA's COBIT 2019 Framework, one of the governance objectives for managing data is to "ensure that data are defined consistently across the enterprise and that data quality issues are identified and resolved."2 According to ISACA's Business Intelligence: Governance and Analytics guide, one of the challenges for BI governance is to "ensure that data are properly defined, mapped, transformed, integrated, and validated across different sources and systems."3