Exam Name: IBM Cognos 10 BI Multidimensional Author
Certification Provider: IBM
Corresponding Certification: IBM Cognos
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Updated: Sep 09, 2026
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IBM C2020-645 Exam Overview:
| Certification Vendor: | IBM |
|---|---|
| Exam Name: | IBM Cognos 10 BI Multidimensional Author |
| Exam Number: | C2090-645 |
| Exam Format: | Scenario-based questions, Multiple choice |
| Passing Score: | 60% |
| Available Languages: | English |
| Certificate Validity Period: | 2 years |
| Related Certifications: | IBM Cognos Analytics Certification IBM Cognos 10 BI Certification |
| Real Exam Qty: | 50-60 |
| Exam Duration: | 75-90 |
| Exam Price: | USD 200 |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored exam via Pearson VUE or authorized IBM testing centers |
| Pre Condition: | Recommended familiarity with IBM Cognos 10 BI reporting tools and multidimensional OLAP concepts. |
| Official Syllabus URL: | https://www.ibm.com/training/certification |
IBM C2020-645 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Analysis Studio Usage | - Creating and customizing analysis reports - Working with sets and filters - Drill-up, drill-down, and slicing |
| Report Distribution and Scheduling | - Scheduling multidimensional reports - Bursting OLAP-based reports |
| Security and Content Management | - Access control for multidimensional data - Role-based security in Cognos environment |
| IBM Cognos BI Architecture Overview | - Cognos 10 BI components and services - Architecture for multidimensional data access |
| Multidimensional Data Modeling | - OLAP concepts and cube structures - Hierarchies, levels, and members - Dimensional modeling fundamentals |
| Querying Multidimensional Data | - Working with cube-based data sources - Prompts and calculations in OLAP context - MDX query basics |
| Advanced Reporting Techniques | - Crosstab and dimensional reporting - Performance optimization for OLAP reports |
FAQs for IBM Cognos 10 BI Multidimensional Author Candidates
The C2020-645 exam leads to the IBM Cognos 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 Multidimensional Author.
Related certifications include:
- IBM Cognos 10 BI Certification
- IBM Cognos Analytics Certification
The C2020-645 exam includes 50-60 questions and allows 75-90. Before test day, divide the available time by the number of questions in a timed practice set to establish a steady per-question pace. If a difficult item starts consuming too much time, mark it for review and move forward instead of losing momentum. A full timed practice session can help you decide when to move on, when to return, and how much buffer to reserve for a final check.
The passing score for C2020-645 is 60%, and the official exam fee is USD 200. Because a retake requires paying the exam fee again, use timed practice results as a readiness check before scheduling your next attempt. If your performance remains inconsistent, continue reviewing weak domains and repeat a timed session before booking the exam.
Recommended familiarity with IBM Cognos 10 BI reporting tools and multidimensional OLAP concepts.
Eligibility rules can change, so confirm the current requirements on the official exam page before registering.
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The current C2020-645 outline is organized into 7 top-level domains. The first listed areas include:
- Multidimensional Data Modeling
- Querying Multidimensional Data
- Security and Content Management
Review the Exam Topics section above for the complete outline and any nested subtopics.
IBM Cognos 10 BI Multidimensional Author Sample Questions:
Question 1
Why would a report author consider overriding the default drill behavior?
A. To drill down to the lowest level of the hierarchy and then drill down again to display only one member.
B. To replace all members within a hierarchy when drilling through to a report with more detail.
C. To drill down on a member and have its children display as details and have the member drilled on display as summary.
D. To maintain the behavior of a complex edge expression after drilling, such as one whichreturns the top 5 members of a set.
Question 2
A report runs, and is 433 pages long, with 19,010 rows. Many of the rows are blank. The report author uses a filter function to filter nulls, and runs the report again. The result is 143 pages, with 6273 rows, and none of the rows are blank. What filtering style did the report author decide to use?
A. Dimensional
B. Functional
C. Relational
D. Conventional
Question 3
In the data source shown, what dimensional component is selected?
A. Level
B. Dimension
C. Namespace
D. Hierarchy
Question 4
Assuming that Star products and Husky products are sets,
which statement below is correct about the sets in the graphic?
A. The query displays each set as all the members of the level.
B. Each set can be sorted and aggregated.
C. Each set is a grouping of members from different hierarchies.
D. The report creates a query for each member of the set.
Question 5
What functionality will allow the report consumer to focus the report each time it is run?
A. Filter a MUN
B. Build a slicer
C. Use a dimensional function
D. Use a prompt
Solutions:
| Question 1 Answer: D | Question 2 Answer: A | Question 3 Answer: D | Question 4 Answer: B | Question 5 Answer: D |
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