IBM COG-125 Exam Details & Actual Exam Questions

  • Exam Code/Number: COG-125
  • Exam Name/Title: IBM Cognos 8 BI Data Warehouse Developer
  • Certification Provider: IBM
  • Corresponding Certification: IBM Cognos
  • Exam Questions: 84
  • Updated On: Sep,02 2026
  • Certification Level: Professional

IBM Cognos 8 BI Data Warehouse Developer Exam Questions

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IBM COG-125 Exam Overview:

Certification Vendor:IBM
Exam Name:IBM Cognos 8 BI Data Warehouse Developer (COG-125)
Exam Number:COG-125
Exam Format:Multiple choice, Scenario-based questions
Available Languages:English
Related Certifications:IBM Cognos 8 BI Certification
Sample Questions:IBM COG-125 Sample Questions
Exam Way:Computer-based exam (online proctored or test center depending on IBM certification delivery options at time of registration).
Pre Condition:Recommended prior experience with data warehousing concepts and IBM Cognos BI tools. Familiarity with SQL and dimensional modeling is beneficial.

IBM COG-125 Exam Syllabus Topics:

SectionObjectives
Topic 1: Data Integration and Querying- Data source connectivity
  • 1. Relational data sources
    • 2. Metadata layer mapping
      - SQL and query fundamentals
      • 1. Basic SQL querying for BI
        • 2. Data aggregation and filtering
          Topic 2: Report Development with Cognos BI- Data visualization and delivery
          • 1. Report distribution methods
            • 2. Scheduling and bursting reports
              - Report authoring
              • 1. Prompt pages and interactive filtering
                • 2. List, crosstab, and chart reports
                  Topic 3: Data Warehousing Fundamentals- Data warehouse architecture
                  • 1. Data marts and staging layers
                    • 2. ETL processes overview
                      - Dimensional modeling concepts
                      • 1. Star schema and snowflake schema design
                        • 2. Facts and dimensions identification
                          Topic 4: IBM Cognos Framework Manager- Model design and metadata layer
                          • 1. Importing and organizing data sources
                            • 2. Creating relationships and joins
                              - Business rules and calculations
                              • 1. Query subjects and filters
                                • 2. Calculated fields and expressions


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