part2: https://drive.google.com/file/d/1lZvUAAnw8ExB8Gtz4yY84Oz7guG7McDA/view?u... part3: https://drive.google.com/file/d/1n7vDefj9PFzM_DAMDgrh1c64R5ZjGLVQ/view?u... part4: https://drive.google.com/file/d/1IDgw4EfxVqeaGuV7U3mVZr_waZUfCVyM/view?u... Class: Systéme d'information distribué (SID)
