11.13 what does the term usability referred to? What is the name of the academic field that works with search on usability?

11.14 describe the process of designing in the face and dialogue. What deliverables are produced from this process? Are those deliverables the same for all types of system projects? Why or why not? 11.15 describe five methods of interacting with the system. And one method been in the other? Why or why not? 11.16 describe several put device for interacting with a system. Is one device better than others? Why or why not?