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BCS DA01 Exam Syllabus Topics:
| Section | Weight | Objectives |
| Topic 1: Protecting Data | 5% | - Data protection principles
- Ethical use of data
|
| Topic 2: Analysing Data for Decision-Making | 25% | - Sourcing datasets
- Interpreting results
- Validating and cleansing datasets
- 1. Consistency
- 2. Sampling
- 3. Confirmation bias
- 4. Outliers
- Data analytics process
- Identifying meaningful relationships
- 1. Regression analysis
- 2. Correlation and causation
- 3. Time-series analysis and forecasting
- Dataset calculations
- 1. Maximum and minimum
- 2. Median
- 3. Counting
- 4. NULL values
- 5. Probability
- 6. Mean
- 7. Mode
- 8. Totalling
|
| Topic 3: Defining Data Requirements | 15% | - Data definitions
- Data quality
- Domain definitions
- Normalisation
- 1. Third normal form model
- 2. Second normal form
- 3. First normal form
- 4. Un-normalised form
- 5. Third normal form
- Relational data theory
- 1. Foreign keys
- 2. Primary keys
- 3. Compound and concatenated keys
- 4. Two-dimensional structures
- Metadata
- 1. Structural metadata
- 2. Descriptive metadata
- 3. Statistical metadata
|
| Topic 4: Obtaining and Recording Data | 10% | - Data navigation diagrams
- CRUD matrix validation
- Identifying sources of data
- Data navigation paths
|
| Topic 5: Introduction to Data | 10% | - The data lifecycle
- Data modelling and data models
- 1. Static and dynamic views of data
- 2. Conceptual, logical and physical data models
- Initial concepts and terminology
- 1. Information versus data
- 2. Data analysis versus data analytics
- Structured and unstructured data
|
| Topic 6: Modelling Data Using Class Diagrams | 35% | - Class diagrams
- Attributes
- Generalisation
- Naming conventions
- Associations and multiplicity
- 1. One-to-one relationships
- 2. One-to-many relationships
- 3. Many-to-many relationships
- 4. Resolving many-to-many relationships
- 5. Multiple roles
- Classes and objects
- Aggregation and composition
|