Exam Name: IBM Cognos 8 BI OLAP Developer
Certification Provider: COGNOS
Corresponding Certification: Cognos Buiness Intelligence Certifications
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Check Updated on: Sep 03, 2026
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From a free demo to downloadable practice files, browser-based testing, and checkout supported by McAfee security services, Actual4dump brings the key BI0-135 preparation tools together in one place. Candidates for COGNOS IBM Cognos 8 BI OLAP Developer can use the 71 practice questions to plan, test, and revisit their knowledge in 2026.
COGNOS BI0-135 Exam Overview:
| Certification Vendor: | IBM |
|---|---|
| Exam Name: | IBM Cognos 8 BI OLAP Developer |
| Exam Number: | BI0-135 |
| Available Languages: | French, German, Japanese, Spanish, English |
| Passing Score: | 70% |
| Certificate Validity Period: | 3 years |
| Exam Price: | USD 200-250 (varies by region) |
| Exam Duration: | 90 minutes |
| Related Certifications: | IBM Cognos 8 BI Administrator IBM Cognos 8 BI Developer |
| Real Exam Qty: | 60-70 |
| Exam Format: | Single Answer, Multiple Response, Multiple Choice |
| Recommended Training: | Cognos Transformer and Dimensional Modeling Course IBM Cognos 8 BI OLAP Development Training |
| Exam Registration: | IBM Certification Portal Pearson VUE Registration |
| Exam Way: | Proctored online or in-person at authorized test centers |
| Pre Condition: | No formal prerequisites; recommended experience with Cognos 8 BI and dimensional modeling |
| Official Syllabus URL: | https://www.ibm.com/certify/exams/BI0-135 |
COGNOS BI0-135 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Cognos Transformer and Cube Design | 30% | - Creating and managing data sources - Implementing time dimensions and date intelligence - Building dimensions and hierarchies - Defining measures and calculations - Generating and publishing PowerCubes |
| Topic 2: Cube Optimization and Administration | 15% | - Monitoring and troubleshooting - Refreshing and updating cubes - Performance tuning and indexing - Cube security and access control |
| Topic 3: OLAP and Dimensional Modeling Concepts | 20% | - Star and snowflake schemas - Multidimensional data model - Dimensions, hierarchies, levels, and measures - OLAP operations and analysis principles |
| Topic 4: Advanced Dimensional Modeling | 25% | - Conformed dimensions and shared metadata - Handling slowly changing dimensions - Custom dimensions and alternate hierarchies - Complex business rules and calculations |
| Topic 5: Integration with Cognos BI Tools | 10% | - Using cubes in Analysis Studio - Querying cubes in Report Studio - PowerPlay and Cognos Connection integration |
Common Questions About COGNOS IBM Cognos 8 BI OLAP Developer
The BI0-135 exam, IBM Cognos 8 BI OLAP Developer, assesses whether a candidate can apply COGNOS knowledge to the skills measured by this credential. It is associated with the IBM Cognos 8 BI OLAP Developer certification. The certification is positioned at the Professional level. Related credentials include IBM Cognos 8 BI Developer, IBM Cognos 8 BI Administrator.
The BI0-135 exam includes 60-70 questions and allows 90 minutes. Plan your pacing before exam day rather than calculating it under pressure. Timed sessions with Actual4dump practice tests can help you decide when to flag a difficult item, keep moving, and reserve enough time for a final review.
The published passing score for COGNOS IBM Cognos 8 BI OLAP Developer is 70%, and the official exam fee is USD 200-250 (varies by region). A retake requires budgeting for the full official fee again, so it is sensible to complete several timed practice tests before scheduling. Consistent results across the 71 practice questions can give you a clearer picture of your readiness.
The stated prerequisite information for COGNOS IBM Cognos 8 BI OLAP Developer is: No formal prerequisites; recommended experience with Cognos 8 BI and dimensional modeling Before registering, review the eligibility details on the official exam page to confirm the requirements.
You can register for COGNOS IBM Cognos 8 BI OLAP Developer through the following channels:
The available exam delivery format is Proctored online or in-person at authorized test centers.
The following official training resources are recommended for COGNOS IBM Cognos 8 BI OLAP Developer:
After reviewing these training options, you can reinforce each topic with 71 practice questions from Actual4dump.
Yes. Actual4dump provides a free PDF demo so you can review the format and quality of the COGNOS IBM Cognos 8 BI OLAP Developer practice questions before placing an order. Your purchase includes 365 days of free updates, and you can extend the update service after expiration at a 50% discount.
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The published COGNOS IBM Cognos 8 BI OLAP Developer outline contains 5 major domains. The opening domains include:
- Integration with Cognos BI Tools (10%)
- Cognos Transformer and Cube Design (30%)
- OLAP and Dimensional Modeling Concepts (20%)
Review the complete Exam Topics section above for every domain and subtopic before planning your study time.
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