Exam Notes

Chapters 8, 9 + 10

Be sure and read chapters 8 and 9.


Data Modelling ℜ

Know the process

1. Define entities.
2. Build a context diagram (showing relationships).
3. Build a key based data model(hierarchies, associative entites).
4. Build a fully attributed data model
5. Normalize the data model (1 2 3 normal forms) look at normalization info on page 323
   

Process Modelling ℜ

Know the process

1. Build context diagram
2. Build decomposition (subsystems)
3. Use case analysis
4. 
   

Things to Know:

• Know diagrams on page 299 ℜ
  
• Be able to explain relationships ℜ
  
• Be able to talk thru the different data/process models ℜ
  
• Be able to explain normalization ℜ
  
• Explain feasability and what it is ℜ
  
• Draw up a entity relationship diagram and a data flow diagram

Test structure

• 9 short answer
• true/false
• fill in the blank

5:45 room 840