OOP design

Video1

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• Creates sequence diagram then class diagram from Coin flipping scinario written in text editor

Video2

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• Creates Java code from class and sequence diagram from previous video

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1. Iterative Development & the Unified process
   • Waterfall process: do everything and hope nothing changes
   • Iterative Development: Expect change
   • The Unified Process: Organize work throughout 4 phases

1st Part of the Unified Process

- 7 parts of Inception
    - Vision
    - Proof of Concepts
    - Usage Case Modeling
    - Supplemental Specification
    - Risk Management Plan
    - Iterative Plan
    - Software Development Plan

Defining Requirement**

• Functional, Usability, Reliability, Performance, Supportability, Implementation, Interface, Operation, Licensing

Usage Cases

1. What is Use Case?
   • provides simple way to dicover and record system requirement
   • start by writing a story about how each actor or participant in our system will use our system. and actor is anything included in or uses your system
2. 3 types of actors
   • Primary Users: person the system is designed for
   • Supporting actors: external computer system verifiers
   • offstage actors: outside elements that have an interest in our system but aren’t key
3. What is Scenario?
   • Every use case is going to be built on a very specific scenario. Scenario documents a series of interactions between actors and your system and each actor could have numerous scenarios while interacting with your system

Video Create document for ATM software.

Video4

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