COG-645 exam dumps

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  • Exam Code: COG-645
  • Exam Name: IBM Cognos 10 BI Multidimensional Author
  • No. of Questions: 57 Questions and Answers
  • Updated: Oct 21, 2026

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IBM COG-645 Exam Syllabus Topics:

SectionWeightObjectives
Drilling in Reports14%- Customizing drill paths
- Default drill-down and drill-up behavior
Dimensional Data Components28%- Sets, tuples, and report context
- Multidimensional structure: dimensions, hierarchies, levels, members
- MUN (Member Unique Name) and default members
- Data source types: relational, DMR, dimensional
Calculations and Dimensional Functions36%- Data type coercion and prompt integration
- Dimensional functions: aggregate, currentMember, ancestor, etc.
- Arithmetic and logical expressions
- Complex reusable expressions
Drill-through Access8%- Setting up drill-through definitions
- Conformed dimensions and target reports
Focus Reports14%- Dimensional vs relational filtering
- Slicers and member-based filtering
- Measure-based filtering

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Currently, the COG-645 exam requires a passing score of 75% and carries a registration fee of USD 200. IBM can revise either figure, so confirm both on the official site before you schedule.

Because every step is built to save time. The COG-645 bank is carefully made — expert-verified answers across the IBM Cognos 10 BI Multidimensional Author objectives, organized for efficient study rather than endless reading. Delivery is instant upon payment, updates are free for 365 days and arrive by email automatically, and our customer service team is online 24 hours to give fast, precise replies whenever a question about the materials comes up. Efficiency is the design goal, from first click to exam day.

The IBM Cognos 10 BI Multidimensional Author blueprint is structured around these main domains:

  • Focus Reports (14%)
  • Calculations and Dimensional Functions (36%)
  • Dimensional Data Components (28%)

Further domains complete the official outline; the question bank spans every one.

Per the latest exam information, the COG-645 exam includes 56-57 questions and allows 60 minutes minutes. Rehearsing under the same limit at home removes one more unknown from exam day.

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IBM lists these prerequisites for the IBM Cognos 10 BI Multidimensional Author: Basic knowledge of IBM Cognos Report Studio and BI concepts.

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IBM Cognos 10 BI Multidimensional Author Sample Questions:

Which of the following family functions is most similar to the relative time function parallelPeriod?

  • A. Cousin
  • B. Siblings
  • C. OpeningPeriod
  • D. PrevMember
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Of the following prompt syntax expressions, which two are considered to be dimensional?
1) <expression> -> ?<prompt name>?
2) <expression> in (?<prompt name>?)
3) <expression> = ?<prompt name>?
4) set(<expression> -> ?<prompt name>?)

  • A. 2 and 3
  • B. 3 and 4
  • C. 1 and 2
  • D. 1 and 4
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

What does the following expression do: "generate([Product line],topCount(descendants(currentMember([sales_and_marketing].[Products].[Products]),[sales_a nd_marketing].[Products].[Products].[Product]),2,[Revenue]))"?

  • A. Goes two levels up from products and returns the top members by revenue at that level.
  • B. Returns the top two products by revenue for each product line.
  • C. Calculates the top two product lines for each product.
  • D. Finds the top two members by revenue at the product level and returns their respective ancestors at the product line level.
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

What is the default behavior when drilling down on an edge in a crosstab report?

  • A. The edge expression is changed to another item in the query.
  • B. The edge expression is replaced with the children of the item drilled on.
  • C. All edge expressions of the crosstab are replaced with their children.
  • D. The level drilled on is replaced with the entire level below it.
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

If the syntax for the head function is head(set_exp[,index_exp]),then which of the following expressions is correct?

  • A. head(members([sales_and_marketing].[Products].[Products].[Product line],2))
  • B. head(order([sales_and_marketing].[Products].[Products].[Product line])2)
  • C. head(([sales_and_marketing].[Products].[Products].[Product line])[,2])
  • D. head(members([sales_and_marketing].[Products].[Products].[Product line]),2)
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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