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From a free demo to downloadable study files and browser-based practice, Actual4dump keeps C2090-625 preparation in one place. Candidates preparing for IBM Cognos 10 BI Data Warehouse Developer in 2026 can review 84 practice questions, track progress, and keep materials current with free updates.

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IBM C2090-625 Exam Overview:

Certification Vendor:IBM
Exam Name:IBM Cognos 10 BI Data Warehouse Developer (Cognos 10 BI Data Warehouse Developer Specialty Exam)
Exam Number:C2020-625
Related Certifications:IBM Cognos BI Developer
IBM Cognos 10 BI Reporting Professional
Exam Format:Multiple choice, Scenario-based questions
Exam Duration:90 minutes
Available Languages:English
Recommended Training:IBM Cognos Training Courses
Exam Registration:IBM Certification Portal
Sample Questions: DOWNLOAD DEMO
Exam Way:Online proctored or test center (availability depends on region and IBM testing partner)
Pre Condition:Basic understanding of data warehousing and relational databases is recommended. Prior experience with IBM Cognos BI is beneficial.
Official Syllabus URL:https://www.ibm.com/certify

IBM C2090-625 Exam Syllabus Topics:

SectionObjectives
Topic 1: IBM Cognos Architecture- Cognos BI components
  • 1. Report Studio and Framework Manager
    • 2. Cognos Connection and Gateway
      Topic 2: Security and Administration- Security models
      • 1. Object-level security
        • 2. Data-level security
          Topic 3: Reporting and Analysis- Report creation
          • 1. List, crosstab, and chart reports
            • 2. Prompt pages and filters
              Topic 4: Performance Optimization- Query optimization techniques
              • 1. Model tuning for performance
                • 2. Caching strategies
                  Topic 5: Data Integration and ETL Concepts- Data extraction and transformation
                  • 1. Data cleansing and loading strategies
                    • 2. ETL tools overview
                      Topic 6: Data Warehousing Fundamentals- Data warehouse architecture
                      • 1. OLTP vs OLAP systems
                        • 2. ETL pipeline overview
                          - Dimensional modeling concepts
                          • 1. Star schema and snowflake schema
                            • 2. Fact and dimension tables
                              Topic 7: Framework Manager Modeling- Metadata modeling
                              • 1. Creating namespaces and packages
                                • 2. Importing metadata from relational sources
                                  - Relationships and query subjects
                                  • 1. Determinants and joins
                                    • 2. Model validation techniques

                                      FAQs for IBM Cognos 10 BI Data Warehouse Developer Candidates

                                      The C2090-625 exam leads to the IBM Cognos 10 BI Data Warehouse Developer certification from IBM. It is positioned at the Professional level. The exam validates the knowledge and skills expected of candidates preparing for IBM Cognos 10 BI Data Warehouse Developer.

                                      Related certifications include:

                                      • IBM Cognos BI Developer
                                      • IBM Cognos 10 BI Reporting Professional

                                      Basic understanding of data warehousing and relational databases is recommended. Prior experience with IBM Cognos BI is beneficial.

                                      Eligibility rules can change, so confirm the current requirements on the official exam page before registering.

                                      You can register through the official channels listed below:

                                      The available exam delivery method is Online proctored or test center (availability depends on region and IBM testing partner).

                                      The official training options include:

                                      After reviewing the recommended training, reinforce what you learned with Actual4dump's 84 practice questions for C2090-625.

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                                      If you purchase the corresponding C2090-625 preparation material and do not pass that exam within 60 days of purchase, you may apply for a full refund under the 100% Money Back Guarantee. The request requires a scanned exam enrollment slip and the official Score Report PDF, submitted within two days after the exam. Eligible requests are processed within seven days.

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                                      The current C2090-625 outline is organized into 7 top-level domains. The first listed areas include:

                                      • IBM Cognos Architecture
                                      • Security and Administration
                                      • Framework Manager Modeling

                                      Review the Exam Topics section above for the complete outline and any nested subtopics.

                                      IBM Cognos 10 BI Data Warehouse Developer Sample Questions:

                                      End users must be able to create Cognos 8 reports using data from the data warehouse. To facilitate this, what can the developer do from within Data Manager?

                                      • A. Export the Data Manager metadata to XML for use in Framework Manager.
                                      • B. Create a Cognos 8 package in the Library area of the catalog.
                                      • C. Run the Create Framework Manager Model wizard to create a project.
                                      • D. Publish a Cognos 8 package in the Metadata area of the catalog.
                                      Answer: A

                                      A dimension table contains the following data:

                                      If late arriving fact processing is enabled, what will be the value of the surrogate key assigned to the last row of fact data?

                                      • A. 11111
                                      • B. 11112
                                      • C. 11110
                                      • D. 11113
                                      Answer: A

                                      An Employee hierarchy has been created using the Hierarchy wizard. However, employee names now need to be included in the hierarchy. What should be done?

                                      • A. Manually add the Employee Name attribute to the template and to the hierarchy.
                                      • B. Select the hierarchy and rerun the Hierarchy wizard to add an attribute to it.
                                      • C. Add a derivation to the dimension build to include Employee Name.
                                      • D. Create another dimension build to populate the hierarchy with an Employee Name attribute.
                                      Answer: A

                                      A developer is attempting to test a derivation.

                                      In the Input values section, what does the cross symbol beside Price indicate?

                                      • A. The option in the Immediate box should be set to Price.
                                      • B. The option in the Top box should be set to Price.
                                      • C. No value has yet been defined for Price in the Output values section.
                                      • D. A definition for Price has not been found.
                                      Answer: D

                                      When delivering fact data to a text file, what can be specified?

                                      • A. Maximum number of rows to be stored in the file
                                      • B. Whether the file is in ASCII or EBCDIC format
                                      • C. Line and field delimiters
                                      • D. Default text editor to use with the file
                                      Answer: C

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