BCS Data Analysis
Детайли за курса:
- 3 дни
- Цена на курса 1100 лв. + ДДС. Цена на изпита remote proctoring 790 лв. + ДДС
- BCS Business Analysis

Data analysis for business analysts
- The importance of data to the organisation
- Data, information and business intelligence
- Applying data analysis to understand the organisation
- Using data analysis in business analysis
Principles of data analysis
- Rationale for analysing and modelling data
- Techniques used in data analysis
- Entity relationship diagrams
- Analysis class modelling
- Normalisation of data
Entity Relationship Diagrams
- Entities
- Attributes
- Relationships – cardinality and optionality
- Keys
- Entity and relationship descriptions
- Attributes and domains
Analysis class modelling
- Objects and classes
- Structure of a class: name, attributes, operations
- Associations and multiplicity
- Naming associations
- Generalisation
Normalisation of data
- Third normal form analysis rules
- Relations
- Primary and candidate keys
- Drawing third normal form models
Validating the data model
- Cross-reference matrices, CRUD matrix
- Data navigation paths
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