Pass the IBM IBM Certified Developer - Cognos Analytics V11.1.x C1000-065 Questions and answers with CertsForce

When designing Dimensionally Modeled Relational (DMR) structures in Framework Manager, understanding how determinants influence hierarchy levels is crucial. Here is an explanation:

Determinants in Framework Manager: Determinants are used to define the granularity of data and how it is grouped. They are essential in DMR models to ensure correct aggregation and drill behavior.

Hierarchy Levels: The order in which determinants are defined in a query subject influences the hierarchy levels. Higher-order determinants represent higher levels in the hierarchy, while lower-order determinants represent more granular levels.

Configuration: Configure determinants in the properties of a query subject. The sequence of determinants determines how data is aggregated and navigated in reports.

Impact on OLAP Behavior: Properly ordered determinants ensure that measures and dimensions behave correctly, allowing users to drill down and roll up data accurately in reports.

Custom Sorting: In IBM Cognos Analytics dashboards, custom sorting allows developers to manually define the order of columns in visualizations.

Manual Ordering: By using custom sorting, the developer can specify the exact order in which columns should appear, overriding any automatic sorting.

Implementation: This is done by accessing the sort options for the visualization and choosing the custom sort option, where the desired order can be set.

Reference: IBM Cognos Analytics V11.1.x documentation details the process of using custom sorting to manually order columns in a visualization, ensuring that the display order meets specific requirements.

To create a Layout Component Reference in a report in IBM Cognos Analytics V11.1.x, you need to provide the "Name" property. Here are the steps:

Define Component: Identify the component you want to reference in your report layout.

Set Name Property: Assign a unique name to the component in its properties. This name will be used to reference the component.

Create Layout Component Reference: In the report where you want to use the component, add a Layout Component Reference and specify the name of the original component.

Reference the Component: The referenced component will be displayed in the new location, allowing you to reuse layout elements across multiple reports.

Using the "Name" property ensures that components can be easily referenced and maintained.

JOIN Query Definition: When developing a report that includes a JOIN query, two essential elements must be defined.

Reference to Two Queries: The JOIN operation requires two queries that need to be joined. These references define the source datasets for the join operation.

Relationship Defining Cardinality: The cardinality of the relationship between the two queries must be defined. This specifies the nature of the relationship, such as one-to-one, one-to-many, or many-to-many.

Implementation: In IBM Cognos Analytics, when setting up a JOIN query, users need to specify these elements to ensure the query is properly executed and returns the correct results.

Reference: IBM Cognos Analytics V11.1.x documentation provides guidelines on creating JOIN queries, em

Cognos Analytics Data Set: A data set in Cognos Analytics is an extract from a package or data module.

Storage and Refresh: These extracts are compressed, stored locally, and can be refreshed either periodically or manually, depending on the requirements.

Use Case: Data sets are used to improve performance by reducing the need for repeated database queries and enabling offline access to the data.

Reference: IBM Cognos Analytics V11.1.x documentation details the nature of data sets, highlighting their extraction process, storage, and refresh capabilities for enhanced performance and usability.

When using an OLAP data source, summaries that use 'For' clauses might give incorrect results due to the nature of OLAP data sources. Here’s why:

OLAP Data Structure:

Lack of Detail Rows: OLAP data sources are designed for multidimensional analysis and do not contain detail rows like relational databases. They store aggregated data at different levels of a hierarchy.

Implications for Summaries: Since the 'For' clause is used to generate summaries based on detail rows, applying it to an OLAP data source, which lacks these detail rows, can lead to incorrect or unexpected results.

Summarization Logic:

Aggregation Context: In OLAP, summarization is performed based on predefined hierarchies and aggregation rules, not on individual detail rows.

Correct Approach: When working with OLAP data, it’s essential to use functions and summarization techniques that are compatible with its structure.

Understanding the differences in data structures between OLAP and relational sources is critical for accurate report development.

Creating an information panel to be displayed in the foyer of an office can be effectively accomplished using the Story feature in Cognos Analytics. Here’s why a Story played in Kiosk mode with a loop is the best option:

Create a Story: In Cognos Analytics, navigate to the "New" menu and select "Story". This allows you to create a visual narrative using your data.

Add Content: Populate the Story with the desired content, such as charts, text, images, and other visualizations. Arrange the content to provide an engaging and informative display.

Kiosk Mode: Enable Kiosk mode, which is designed for unattended, continuous display scenarios. Kiosk mode automatically loops through the Story slides.

Looping: Configure the Story to loop, ensuring that the information panel continually updates and repeats, providing ongoing information without user intervention.

Using Stories in Kiosk mode is ideal for creating dynamic, visually appealing information panels with minimal development effort.

Report:

The default output format for a report can be set at the report level in IBM Cognos Analytics. This setting specifies how the report will be rendered by default when it is run (e.g., HTML, PDF, Excel).

To set the default output format for a report, go to the report properties and select the desired format under the 'Default output format' option.