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IBM Cognos 10 Business Intelligence Overview

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Core Concepts: Cognos 10.1 is a web-based business intelligence reporting solution from IBM
BI provides query, reporting, analysis, and distribution functionalities
BI follows 80/20 principle: 80% design, 20% report creation
OLAP Types: DOLAP queries desktop databases like D-Base and Excel
ROLAP works with relational sources like Teradata and Oracle
MOLAP supports multidimensional data sources like cubes
HOLAP combines ROLAP and MOLAP capabilities
Key Components: Windows-based components include Framework Manager and PowerCubes
Web-based components include IBM Cognos Connection portal
Report Studio enables professional report authoring
Query Studio facilitates simple data analysis and report creation
Event Studio monitors business events and notifies decision-makers
Roles and Experience: Cognos Architect designs interfaces and understands metadata
Report Developers create reports from models
Architect/Modeler role requires 5-6 years experience
Job support available through hourly, weekly, or monthly plans