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#BAWI2022_09_Data_oriented_techniques.pdf

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#BAWI2022_09_Data_oriented_techniques.pdf

  1. 1. BAWI 2022 - Back to the Babok How to use the data-oriented techniques in the BABOK Guide Nick de Voil
  2. 2. Nick de Voil nick@devoil.com @nickdevoil • Consultant, trainer, writer • 37 years in IT • Financial & public sectors, internet startups • IIBA member since 2009 • IIBA UK Chapter board 2012-2020 • CBAP, CCA, CPOA, CDMP, CMC
  3. 3. Why care about data?
  4. 4. «As information technology is used to reproduce and improve upon... substituting machines for human agency, it accomplishes something quite different... it both accomplishes tasks and translates them into information... [it] produces a voice that symbolically renders events, objects and processes so that they become visible, knowable, and shareable in a new way»
  5. 5. BA Core Concept Model
  6. 6. Not Business Data Analytics Business Data Analytics: analysing numbers (plus associated activities) Data-oriented techniques in Business Analysis: analysing the information- related aspects of all the BACCM areas
  7. 7. BABOK Knowledge Areas
  8. 8. Focus and benefits Levels of data modelling
  9. 9. Practical Examples All images © copyright De Voil Consulting and/or our clients
  10. 10. • Physical data model Database schema
  11. 11. “The main purpose of a data model is not to design a database, but to describe a business” Chris Bradley
  12. 12. 1. Entities/Classes - types of thing that the organisation needs to know about 2. Attributes - types of facts about those things 3. Associations - potential for relationships between instances of those things A data model describes…
  13. 13. Conceptual data model (class model)
  14. 14. Conceptual data model (ORM)
  15. 15. Brainstorming
  16. 16. Concept model
  17. 17. Glossary / data dictionary
  18. 18. Logical data model
  19. 19. Integrations & 3rd party software
  20. 20. User interface concept model
  21. 21. Nick de Voil nick@devoil.com @nickdevoil Thank you

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