Kerjakan dan diskusikan soal latihan berikut. 1. Prepare a physical data flow diagram to describe the backup and recovery procedures for a lost or damaged master file or database. 2. What criteria can be used to measure information system design quality? 3. What is a design unit? 4. What is the network architecture of your school’s class registration system? 5. Your organization uses a tactical, project-by-project approach to determining application architecture. Write a two-page proposal to management that defends a more strategic approach and adapt the FAST methodology to propose a project approach to develop initial enterprise wide application architecture. How do you propose to deal with legacy applications? 6. Explain how a corporate intranet might serve as a framework for a company’s client/server information systems.