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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 |
| Related Certifications: | IBM Certified Solution Expert – Cognos BI IBM Certified Advanced Developer – Risk Information Governance for BI |
| Passing Score: | 78% |
| Exam Format: | Multiple-choice questions |
| Certificate Validity Period: | 3 years |
| Real Exam Qty: | 84 |
| Available Languages: | English, Japanese |
| Exam Duration: | 90 minutes |
| Exam Price: | Approx. $200 USD |
| Recommended Training: | IBM Cognos Data Manager: Build Data Marts with Enterprise Data (V10.2) |
| Exam Registration: | Pearson VUE Testing IBM Certification Registration |
| Sample Questions: |  |
| Exam Way: | Online proctored or at authorized Pearson VUE test centers |
| Pre Condition: | Basic knowledge of data warehousing concepts and hands-on experience with IBM Cognos 10 BI tools is recommended |
| Official Syllabus URL: | https://www.ibm.com/certify |
IBM COG-625 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Dimensions and Hierarchies | 25% | - Create basic and complex hierarchies - Implement conformed dimensions - Design and build dimensions - Handle dimensional history and late-arriving data |
| Data Manager and Data Warehousing | 20% | - Data warehousing concepts and lifecycle - Understand Cognos Data Manager architecture - Project creation and management |
| Fact Builds and Derivations | 20% | - Create derived dimensions and attributes - Implement calculations and transformations - Design and execute fact table builds |
| Catalogs and Data Source Connections | 15% | - Manage metadata and data access - Create and configure catalogs - Define and test data source connections |
| Data Processing and Delivery | 12% | - Deploy and refresh data warehouse content - Use variables and user-defined functions - Manage data flows and scheduling |
| Troubleshooting and Tuning | 8% | - Monitor jobs and data quality - Identify and resolve build errors - Optimize performance and query execution |
COG-625 Exam Facts: What Candidates Want to Know
Check three things. First, authorship: the IBM Cognos 10 BI Data Warehouse Developer questions at RealValidExam are developed by experts with long experience in this field, and every answer is verified before publication. Second, update discipline: the bank is revised at high frequency, because exam content never stands still. Third, transparency: a free demo lets you inspect real sample questions and the practice interface before paying. Materials that cannot survive those three checks are not worth your money — ours are built to pass them.
The passing score for the COG-625 exam is 78%, and the registration fee is Approx. $200 USD. With the fee paid per attempt, thorough preparation is the economical route — consistent timed practice until your scores stay above the passing mark.
The COG-625 exam is the official examination for the IBM Cognos 10 BI Data Warehouse Developer certification from IBM. It measures whether you can apply the published exam objectives to realistic working scenarios, and in a job market where enterprises keep raising requirements, the resulting credential is a clear, verifiable advantage — for job seekers and for employees aiming at the next step alike.
According to the official outline, the COG-625 exam is structured around weighted domains such as:
- Fact Builds and Derivations (20%)
- Dimensions and Hierarchies (25%)
- Catalogs and Data Source Connections (15%)
Because the exam evolves, the IBM Cognos 10 BI Data Warehouse Developer practice materials at RealValidExam are updated frequently — and the latest version is emailed to you automatically whenever a revision is released during your update period.
Official registration for the COG-625 exam is available through:
Choose a date that leaves room for a full round of timed practice beforehand — the deadline itself is a powerful study tool.
The COG-625 exam presents 84 questions within 90 minutes minutes. Rehearsing complete sets under the same time cap trains both accuracy and pacing, and it is the fastest way to find out which domains still need work.
Yes — user experience begins before checkout here. Download the free demo of the COG-625 exam product to browse real sample content, see how the expert-verified answers are presented, and get a feel for the practice interface. After that preview, the decision is fully yours: if the materials fit, the full package is a one-minute checkout away; if not, the demo cost you nothing. Every demo at RealValidExam is free of charge.
IBM lists these training resources for candidates:
Official training builds the knowledge; frequent practice with an up-to-date question bank builds the exam-day readiness. The two reinforce each other well.
Basic knowledge of data warehousing concepts and hands-on experience with IBM Cognos 10 BI tools is recommended
IBM Cognos 10 BI Data Warehouse Developer Sample Questions:
Where can a developer define variables in Data Manager?
- A. Connections
- B. Metadata dimensions
- C. Metadata collections
- D. JobStreams
Correct Answer: D 🗳️
When delivering fact data to a text file, what can be specified?
- A. Line and field delimiters
- B. Default text editor to use with the file
- C. Maximum number of rows to be stored in the file
- D. Whether the file is in ASCII or EBCDIC format
Correct Answer: A 🗳️
A developer has created a fact build to process the incoming data shown in the table: The build has been set to merge records with duplicate keys. Both the Customer and Date columns represent dimension elements. If the merge behavior for the Amount column is set to SUM, what will be the value of Amount for the first row delivered for customer 2?
- A. 500
- B. 700
- C. 1200
- D. 200
Correct Answer: A 🗳️
A developer wants to be able to re-use a gross profit calculation in multiple builds. What should be created?
- A. Attribute
- B. User-defined function
- C. Derived dimension
- D. Measure
- E. Derivation
Correct Answer: B 🗳️
The data in the Product dimension table appears as follows:
What is one of the things that must be done to ensure that all of these records are delivered into the dimension table?
- A. In the properties of the underlying hierarchy, set the Multiple Parents feature to Accept.
- B. In the properties of the underlying hierarchy, set the Unbalanced Hierarchy feature to Accept.
- C. In the properties of the dimension table, specify that late arriving dimension details are to be written to a table.
- D. In the properties of the template that is used to deliver the dimension build, include an attribute with effective start date behavior.
Correct Answer: D 🗳️
