The Department of Academic Affairs for a faculty has decided to develop a Web-based student registration system. The system will enable the students to add courses. A drop course option should be enabled. Student may view registered courses either by display or print. Student can send notification to make appointment with the lecturer. Lecturer can view student registration whereby he/she can view only his/her own taught course. Lecturer can have option to print the student registration list. Lecturer can make announcement and have the option to acknowledge appointment to the student. Nevertheless, lecturers neither create nor remove courses. This job is under the responsibility of the administrator who can create a new semester. Administrator should provide option to remove courses. From the system described, a) Draw the UML use case diagram for student registration system described above. b) Perform requirement modelling with a detailed user stories (practices in Extreme Programming (XP) -one of Agile Methods) describing the role of student. Design a user interface for the system described above. c) d) Based on your answer in (c) above, justify your interface design with the 3 golden rules for designing the user interface. Relate your answer to your design in c.

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Securing systems

Computer systems or hardware, software, and procedure that are protected from unauthorized access and misuse of data are called securing systems. The securing systems provide the level of reliability and correct operation and they are suited for performing intended functions. The protection of computer systems is provided through software and hardware that prevents unauthorized access or the corruption of data or any data loss. Methods, tools, and personnel used to defend the digital assets of an organization refer to securing systems. The securing system’s goal is to protect these assets, devices, and services from being stolen by unauthorized access or also called threat actors.