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IBM COG-625 Exam Overview:
| Certification Vendor: | IBM |
|---|---|
| Exam Name: | IBM Cognos 10 BI Data Warehouse Developer |
| Exam Number: | C2090-625 |
| Passing Score: | 60-70% |
| Real Exam Qty: | 60-70 |
| Related Certifications: | IBM Certified Solution Developer - Cognos BI IBM Cognos BI Certification IBM Cognos 10 BI Data Modeler |
| Certificate Validity Period: | Does not expire (legacy IBM certification policy varies by program) |
| Available Languages: | English |
| Exam Duration: | 90 minutes |
| Exam Price: | USD 200-250 (varies by region) |
| Exam Format: | Scenario-based questions, Multiple choice |
| Sample Questions: | ![]() |
| Exam Way: | Online proctored or authorized testing center (varies by region and IBM testing partner) |
| Pre Condition: | Recommended experience with IBM Cognos BI and data warehousing concepts; no strict prerequisite but prior BI experience is strongly advised. |
| Official Syllabus URL: | https://www.ibm.com/certify |
IBM COG-625 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Security and Performance Optimization | 10% | - Report performance tuning techniques - Authentication and authorization in Cognos - Query optimization strategies |
| Topic 2: ETL and Data Integration | 15% | - Data sourcing and transformation concepts - Data quality and consistency management - Data staging and loading strategies |
| Topic 3: Data Modeling and Framework Manager | 25% | - Business rules and calculations in models - Query subjects and query items design - Metadata modeling and relational data sources |
| Topic 4: IBM Cognos 10 BI Architecture | 20% | - Content Manager and report services - Framework Manager role in data modeling - Cognos BI components and services |
| Topic 5: Data Warehouse Concepts | 15% | - Dimensional modeling (star and snowflake schemas) - Data warehouse architecture overview - Fact and dimension tables design principles |
| Topic 6: Reporting and Analysis | 15% | - Report Studio report development - Cognos Query Studio and Analysis Studio usage - Dashboard and interactive reporting concepts |
IBM COG-625 Exam: Frequently Asked Questions
IBM Cognos 10 BI Data Warehouse Developer is an official IBM exam, identified by exam code COG-625. Passing it earns the IBM Cognos certification at the Professional level. It also relates to IBM Cognos BI Certification, IBM Cognos 10 BI Data Modeler, IBM Certified Solution Developer - Cognos BI. Certifications like this one remain a reliable route to standing out: they prove ability in a way resumes alone cannot.
The IBM Cognos 10 BI Data Warehouse Developer exam contains 60-70 questions to complete within 90 minutes. The candidates who run out of time are usually the ones who never practiced against a clock. The TestsDumps software engine lets you limit your test time exactly like the real exam, exposing pacing weaknesses while they are still free to fix.
You need 60-70% to pass IBM Cognos 10 BI Data Warehouse Developer, and the official registration fee is USD 200-250 (varies by region). Retakes charge the full USD 200-250 (varies by region) again, which makes failing a genuinely expensive outcome. Reduce that risk the rational way: practice with the TestsDumps questions until your scores sit consistently above the requirement, then book.
Recommended experience with IBM Cognos BI and data warehousing concepts; no strict prerequisite but prior BI experience is strongly advised.
Vendor requirements change from time to time, so verify the current conditions before registering via the official exam page.
Yes. You can download the free demo of the IBM Cognos 10 BI Data Warehouse Developer questions before you buy, and after purchase you have the right to one year of free updates. When your product expires, extending the update service costs 50% of the regular price. Three versions, PDF, software, and online APP, let you study the way that suits you.
A 100% money-back guarantee protects you under clear conditions. Take the IBM Cognos 10 BI Data Warehouse Developer exam within 60 days of purchase; if you fail, you can claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are ineligible, as are downloaded-but-unused products, free materials, and expired orders; the candidate name must match the payer name. Submit a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. Alternatively, exchange for two other exam products of equal value, free, while keeping the update service on your original purchase.
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The IBM Cognos 10 BI Data Warehouse Developer syllabus divides into 6 domains. The leading areas are IBM Cognos 10 BI Architecture (20%), Data Warehouse Concepts (15%), and Data Modeling and Framework Manager (25%). The complete outline is published above; knowing your shortcomings starts with knowing the syllabus.
IBM Cognos 10 BI Data Warehouse Developer Sample Questions:
Which would be reasons for modifying a hierarchy that was previously created using the Hierarchy wizard? (Choosetwo)
- A. To add a derived dimension element to the hierarchy.
- B. To add a level to the hierarchy.
- C. To specify a fact build for the hierarchy.
- D. To add a measure element to the hierarchy.
- E. To specify a metadata dimension for the hierarchy.
- F. To add an attribute to a hierarchy level.
Correct Answer: B,F π³οΈ
What can be done to minimize memory consumption?
- A. Disable dimension breaking on the fact build.
- B. Enable dimension breaking on the fact build.
- C. Enable auditing on the fact build.
- D. Disable fact build logging.
Correct Answer: B π³οΈ
A JobStream has been created that, when executed, will write status messages to the log file that indicate whether nodes have completed or failed to run. What type of node should be added to the JobStream?
- A. Alert
- B. Condition
- C. Procedure
- D. Email
Correct Answer: C π³οΈ
When executed, what will the following command line string do?"c:\program files\cognos\c8\bin\rundsjob.exe" -P "ODBC" "DSN=DS_Advanced;DBMS=(other)" "Inventory_Fact_Data" VTRACE_VALUES=PROGRESS,DETAIL,INTERNAL,SQL,EXECUTEDSQL,USER,VARIABLE
- A. Execute a JobStream called Inventory_Fact_Data.
- B. Add tables (such as INTERNAL) to the Inventory_Fact_Data database.
- C. Create a database called Inventory_Fact_Data and add a connection to it.
- D. Execute a fact build called Inventory_Fact_Data.
Correct Answer: A π³οΈ
What is depicted below?
- A. How the columns of the data source map to the elements of the transformation model.
- B. How the elements of the transformation model will be output to the columns of a dimension table.
- C. How the items in the DataStream will be output to the columns of a dimension table.
- D. How the items in the DataStream will be output to the columns of a fact table.
- E. How the elements of the transformation model will be output to the columns of a fact table.
Correct Answer: A π³οΈ








