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IBM C2020-645 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Multidimensional Data Modeling | - OLAP cube design principles - Star schema and snowflake schema usage - Dimensional modeling concepts (cubes, dimensions, measures) |
| Security and Administration | - Authentication and authorization in Cognos - Role-based access control - Content security for multidimensional models |
| Cognos BI Architecture and Components | - Content Manager and Dispatcher roles - Report Studio, Analysis Studio, and Framework Manager integration - IBM Cognos 10 architecture overview |
| Cognos Cube Design and Development | - Aggregation rules and optimization - Cube creation and deployment using Cognos tools - Transformer model design concepts |
| Reporting and Analysis on Multidimensional Data | - Drill-up, drill-down, and slicing/dicing - Advanced reporting techniques in Report Studio - Ad hoc analysis using Analysis Studio |
Questions About the IBM Cognos 10 BI Multidimensional Author Exam, Answered
The official IBM Cognos 10 BI Multidimensional Author outline defines 5 domains. The leading three are Multidimensional Data Modeling, Cognos BI Architecture and Components, and Security and Administration. The full list is in the topics section above, and ValidVCE's 57 practice questions cover each one.
The C2020-645 exam is a IBM certification exam validating the IBM Cognos 10 BI Multidimensional Author syllabus shown above. In a crowded 2026 job market, the credential demonstrates ability visibly — and ValidVCE prepares candidates with 57 practice questions in PDF, Desktop Test Engine, and Online Test Engine formats.
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Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows that simulates the real exam with two practice modes and works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 57 practice questions are identical across versions. Every purchase includes 365 days of free updates — pushed to you automatically whenever the bank is revised — plus a 50% renewal discount afterward and unlimited computer installations.
The official IBM page publishes the current question count and duration; review it before your test date.
IBM recommends these training resources for the IBM Cognos 10 BI Multidimensional Author exam:
Follow the training with steady self-testing — the 57 practice questions from ValidVCE help you apply theory and fill any gaps the training leaves.
Recommended experience with IBM Cognos BI reporting and basic understanding of data warehousing and dimensional modeling concepts. Since requirements change over time, confirm the latest on the official IBM exam page before scheduling.
IBM Cognos 10 BI Multidimensional Author Sample Questions:
What is the default behavior when drilling down on an edge in a crosstab report?
- A. The level drilled on is replaced with the entire level below it.
- B. The edge expression is replaced with the children of the item drilled on.
- C. The edge expression is changed to another item in the query.
- D. All edge expressions of the crosstab are replaced with their children.
Correct Answer: B 🗳️
A crosstab report has product lines in the rows, years in the columns, and revenue as the
measure. In Query Explorer, from the source tree, the report author drags the order method Telephone to the Slicer pane. Why does the report author do this?
- A. To help to set the context.
- B. To aggregate the telephone member.
- C. To return only one tuple.
- D. To create an ordered set.
Correct Answer: A 🗳️
Consumers want a report to compare the revenue and quantity sold for all product lines in a selected quarter, to the same quarter for the previous year. They also want to see the total for periods, up to and including the quarter selected.
Which of the following dimensional functions could the report author use to create this report?
- A. ParallelPeriod, tuple, periodsToDate, aggregate
- B. OpeningPeriod, order, quarter, Firstsibling
- C. Ancestor, currentMember, lead, total
- D. Cousin, tuple, closingPeriod, aggregate
Correct Answer: A 🗳️
The report author uses the filter function to focus data in a report, but the results are unexpected. What did the report author overlook when filtering the data?
- A. Products hierarchy
- B. Report context
- C. Root levels
- D. Relational detail
Correct Answer: B 🗳️
A report author can use a slicer to do what?
- A. Reduce the number of members on the edge of the crosstab.
- B. Provide context to intersection values
- C. Generate a zero suppression filter in the rows
- D. Make the report database smaller and efficient
Correct Answer: B 🗳️
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