Files
014-higher_lower/docs/use-case-diagram.md
T
Tirsvad 923dde7dc9 Accept MIL-003 and add the Play a Game use case
Create the use case chain for the game loop task: Use Case Diagram
UCD-001, User Stories US-001 (two stories), Use Case UC-001 and System
Sequence Diagram SSD-001, all Proposed. Link them from MIL-003.

Review MIL-003 (RC-006, Go) and accept it. Add the new artifacts to the
Traceability Matrix and register UCD, US, UC and SSD in the artifact
registry.

Refs #13
2026-10-04 23:41:35 +08:00

1.3 KiB

Use Case Diagram

Metadata

Key Value
ID UCD-001
CrossReference SA-001, BC-001, US-001, UC-001

Version History

Date Status Author Reviewer Change Commit
2026-10-04 Proposed Jens Tirsvad Nielsen S01 Initial version pending

Purpose and Scope

The system boundary is the Higher Lower console game. One actor, the Player, uses it to play a game. Traces to BC-001 objective O1 and to stakeholders S01 and S02 (SA-001), who play the game; S03 only reads the repository.

Diagram

@startuml
left to right direction
actor Player <<Actor>>
rectangle "Higher Lower <<System>>" {
  usecase "Play a Game" as PlayAGame
}
Player --> PlayAGame
@enduml

Actor Table

Actor Stereotype Stakeholder ID (SA) Goals (use cases)
Player Actor S01, S02 Play a Game

Use Case Table

Use Case Actor(s) Goal
Play a Game (UC-001) Player Guess, round after round, which of two accounts has more followers, and see the final score

Relationships

None: there is a single use case, so no <<include>> or <<extend>> is used.