AQA A Level Computer Science Post Exam With All Correct Solutions 2024.

Analysis - Answer Gather information from users about what happens now and what the new system is required to do Design - Answer How will the new system meet its requirements? Input, Output, Processing and Storage designed Implementation - Answer Building the new system. In order to be responsive to changing user needs, prototypes are often used. Testing - Answer It is important to test that the system performs as expected. Different test strategies are used with test plans during code as well as once the system is finished. Evaluation - Answer A systematic assessment of whether something meets its objectives or specifications and how well it meets the latter in terms of effectiveness, usability, maintainability. Feasibility study - Answer A study that investigates the potential of a new system. Maintainability of software - Answer How easy it is to fix bugs, change parameters and respond to changing requirements. Prototyping - Answer Building a working model, demonstration system, simplified version, rough copy or trial piece of software to help an analyst. Usability - Answer The ease with which a user interface can be used by its intended audience to achieve defined goals. Human-computer interaction - Answer The study, planning and design of what happens when a computer and human work together.