Development and Testing of Road Signs Alert System Using a Smart Mobile Phone

Table 2

Description of driver use cases.

Use case	Description	Actor
Choose destination	The user can select the destination route, that is, it is from Arusha to Moshi or Moshi to Arusha route	Driver
Enable location	The user can allow access to the location service	Driver
View roadmap	The user can view a road map	Driver
View road signs	The user can view locations where road signs were spotted	Driver
View current location	The user can view the current location as well as navigation when moving from one position to another	Driver
View current speed	The user can view the current speed when accelerating or decelerating from one position to another	Driver
Receive alert notification	The user can receive both image and voice alert notifications when the vehicle is approaching the road signs	Driver
Set speed limits notification	The user can set a speed limit notification	Driver