Exam Name: IBM Cognos 8 BI Data Warehouse Developer
Certification Provider: IBM
Corresponding Certification: IBM Cognos
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IBM COG-125 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Cognos 8 BI Data Warehouse Integration | 20% | - Query performance and indexing - Optimizing warehouse for Cognos reporting - Framework Manager and data source setup |
| Topic 2: ETL Design and Implementation | 25% | - Error handling and recovery - Extract, Transform, Load processes - Incremental and full loads - Data quality and cleansing |
| Topic 3: Dimensional Data Modeling | 25% | - Star and snowflake schemas - Surrogate keys and hierarchies - Slowly Changing Dimensions (SCD) - Fact and dimension tables |
| Topic 4: Deployment and Maintenance | 10% | - Security and access control - Monitoring and tuning - Backup and recovery strategies |
| Topic 5: Data Warehouse Concepts and Architecture | 20% | - Enterprise data warehouse architecture - Metadata and data lineage - Data warehouse vs operational database - OLAP vs OLTP principles |
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