IBM Cognos 8 BI OLAP Developer : COG-135

Exam Code: COG-135

Exam Name: IBM Cognos 8 BI OLAP Developer

Updated: Aug 29, 2026

Q & A: 69 Questions and Answers

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IBM COG-135 Exam Syllabus Topics:

SectionObjectives
Topic 1: OLAP Modeling (PowerCubes)- Cube design fundamentals
  • 1. Hierarchies and levels
    • 2. Dimensions and measures
      - Transformer model development
      • 1. Cube build process and optimization
        • 2. Data sources for cubes
          Topic 2: MDX and Query Concepts- MDX query fundamentals
          • 1. Tuples and sets
            • 2. Calculated members
              - Query execution in OLAP environment
              • 1. Query performance considerations
                Topic 3: Security and Administration- Deployment and environment management
                • 1. Content store management
                  - Access control in Cognos BI
                  • 1. Namespace and authentication
                    • 2. Object-level security
                      Topic 4: Cognos 8 BI Architecture- BI server components and services
                      • 1. Report Server and Query Service
                        • 2. Content Manager and Dispatcher architecture
                          - Data flow and metadata layers
                          • 1. Metadata modeling concepts
                            • 2. Presentation, logical, and physical layers
                              Topic 5: Reporting and Analysis Integration- OLAP data consumption
                              • 1. Report Studio integration with cubes
                                • 2. Analysis Studio usage

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