CIS-Data Foundations (CMDB and CSDM) CIS-DF Exam Questions and Answers PDF

The correct answer is Business Service Offering and Business Service. In CSDM, the Sell/Consume domain represents how services are presented to and consumed by business users, customers, or consumers. Business Services describe the business-facing services delivered by the organization, while Business Service Offerings represent the specific consumable versions of those services, often differentiated by audience, location, service level, availability, or entitlement. Option A belongs more closely to technical service delivery and management, not Sell/Consume. Option B belongs to Design and Planning, where Business Applications, Business Capabilities, and Information Objects are modeled. Since the question specifically asks for the Sell/Consume domain, the correct tables are Business Service and Business Service Offering.

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In ServiceNow, ingesting custom CIs must be done with a strong focus on upgrade safety, governance, and long-term maintainability. Data Foundations guidance explicitly discourages repurposing or overloading base classes, as this creates technical debt and upgrade risk.

Option B is a best practice because the CMDB CI Class Models Store delivers ServiceNow-supported CI classes that align with platform evolution. Before creating or extending classes, administrators should verify whether a suitable class already exists or has been introduced in newer releases. This avoids duplication and ensures future compatibility.

Option D is also correct. When no suitable class exists, extending an existing CI class (under the appropriate parent) to add required attributes preserves inheritance, discovery behavior, reporting, and upgrade compatibility. This approach is preferred over creating entirely new, disconnected schemas.

Option A is incorrect because repurposing base classes and renaming attributes breaks standard semantics, causes confusion, and complicates upgrades. Option C is incorrect because extending Asset tables to represent CIs conflates ITAM and CMDB concerns; assets and CIs serve different purposes and lifecycles.

Therefore, the solutions that minimize technical debt and ensure upgrade compliance are B and D.

The correct answer is Data Quality Scheduled Job because CMDB data quality checks are not simply visual or manual activities. Scheduled jobs are used to execute recurring evaluations that calculate and refresh quality indicators for CI records. These jobs support CMDB health and data quality by periodically checking records against configured rules, such as stale records, missing required attributes, compliance conditions, or correctness-related metrics. CMDB Workspace is the interface where users can review and act on CMDB information, but it is not itself the mechanism that performs scheduled quality evaluation. Business rules can enforce logic during insert or update actions, but they are not the normal mechanism for recurring CMDB data quality calculation. Therefore, the Data Quality Scheduled Job is the best answer.

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The query must contain the Application Service and Configuration Item nodes, the appropriate relationship between those nodes, and filters that restrict the results to the named Application Service and operational CIs.

Option A only adds Operational Status and Name as result columns. Displaying a field as a column does not filter records according to that field, so non-operational CIs could still appear.

Option C unnecessarily adds the Business Application class. The requirement is to find CIs belonging to a specific Application Service; no Business Application condition or relationship is required. Adding unnecessary classes can complicate the query and potentially alter its results.

CMDB Query Builder is designed to traverse relationships between CMDB classes. The guide similarly explains that Application Services and their related infrastructure should be represented through a CMDB query and connected through CMDB relationships.

Therefore, the correct sequence is Option B.

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