Analisis dan Perancangan Sistem Penjualan Pada Cafe Twofive
One of the computer technology that is currently developing is Android. Android is one of the smartphone operating systems whose number of users is very fast today. Android has developed into a smartphone operating system that has the ability to compete with a full PC computer. Android is based on the Linux operating system kernel, which is adapted for use in mobile device environments. This menu ordering application is limited to menu ordering activities that will be used by the service department and food product departmentcontrolled by the admin. This design will serve to replace the function of manual order notes which are commonly used in ordering menus. Cafe Twofive is a hangout or gathering place that is often used by young people, Cafe Twofive is on Jalan Pangeran Samudra parent. The existing system at Cafe Twofive is still very manual, so based on these problems, the authors analyze and design a system that can help Cafe Twofive in overcoming problems that often occur. In this study, the author uses qualitative research using 3 methods of data collection, namely observation, interviews and documentation. The analysis used is PIECES, next is to design a system created using Use Case Diagrams (UML), and the method used is the waterfall method.