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| Section | Weight | Objectives |
|---|---|---|
| Data Modelling Fundamentals | 20% | - DMBOK2 framework alignment - Purpose and value of data modelling - Concepts, principles, and terminology - Roles and responsibilities |
| Physical Data Modelling & Design | 20% | - Partitioning and clustering - Database-specific design - Mapping logical to physical structures - Storage and indexing strategies - Performance optimization |
| Logical Data Modelling | 25% | - Keys, constraints, indexes - Relationship implementation - Data types and domains - Transformation from conceptual to logical - Normalization and denormalization |
| Modelling Standards, Governance & Quality | 15% | - Model validation and review - Naming conventions and standards - Integration with architecture and governance - Data quality considerations in modelling - Model documentation and maintenance |
| Conceptual Data Modelling | 20% | - Normalization principles - Entity types, attributes, relationships - Conceptual schema design - Business rules and constraints |
DAMA lists the following prerequisites for the DAMA Data Modelling and Design: Recommended: Pass DMF-1220 Data Management Fundamentals (required for CDMP Practitioner/Master).
Verify the current requirements on the official certification page before registering.
Registration runs through the official channels below:
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The DAMA Data Modelling and Design blueprint is organized around these main domains:
Additional domains follow in the official outline; our bank covers the complete set.
Per the latest exam information, the DMD-1220 exam contains 100 questions and allows 90 (110 with ESL extension) minutes. The software and online engines let you rehearse under those exact conditions.
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DAMA recommends these official training resources:
Structured training plus mistake-tracking engine practice covers both knowledge and technique.
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Currently, the DMD-1220 exam requires a passing score of 70%, and the registration fee is USD 311 - 350. Both figures belong to DAMA and can change, so confirm them on the official site when you book.
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