ocr: Figure 2. Modules Accounting for Source Code Grophical Fomml Form 2 Form n User inferfoce Busiiess Service I Service2 Servite n Service Flumbing Kequest ClientStub Middienure Server-Stub Plumbing Router I Koutern Susiness Service Service I Service 2 Service n Application/ Programl Progrom 2 Progrom n System Interfuce