order is from individual and-if order is for 12 or more sarees THEN : Discount is 50% ELSE order is for fewer than 12 sarees SO : Discount is 30% ELSE order is from shopkeeper or retailer SO-IF order is for 85 sarees or more Discount is 50% ELSE IF order is for 49 to 94 sarees Discount is 40% ELSE IF order is for 48 to 13 sarees Discount is 30% ELSE order is for less than 12 sarees SO : Discount is 15%
Menggambarkan entitas eksternal yang berhubungan dengan sistem Sistem(konteks)/ Proses(DFD) Menggambarkan proses yang ada dalam suatu sistem Aliran Data/Informasi Menggambarkan aliran data antar proses, data store dan entitas luar Data Store Menggambarkan tempat penyimpanan data di dalam sistem
yang mengakses use case Use Case Mewakili apa yang sistem bisa lakukan Association Merelasikan aktor dengan use case System Boundary Menggambarkan batasan sistem terhadap lingkungannya System