quartz/content/notes/06-business-functions-and-use-cases.md

title	tags	sr-due	sr-interval	sr-ease
06-business-functions-and-use-cases	info201 lecture	2022-07-22	47	270

approaches-to-systems-development

1. What are the two main approaches to systems development and how do they differ

• object oriented - system is a collection of objects
• tranditional - system is a collectin of processes

business-functions

2. What are business functions

things that a business ought to be doing not who, how, structure, tech

3. What is a use case an interaction between a role and a system to achieve a goal

4. What is a use case diagram used for a high level descruption of how people interact with a system

use-case-diagrams

• dependencies
  • includes
  • excludes
  • requries

what is the difference between requries and indludes