Overvie of CORE Methodology - 1580 Words

Overview of CORE Methodology Controlled Requirement Expression (CORE) was developed for the British Aerospace programs while the UK Ministry of Defence was carrying out a requirement analysis (Hull et al., 2010). The fundamental component of the CORE methodology is viewpoints as different users see systems in different ways. There are many different stakeholders involved in a system; using CORE methodology involves finding all the different viewpoints of those stakeholders that have an interest in the system whether it’s a person, role or organisation ext.†¦ (Sommerville and Sawyer, 2000). By organising viewpoints hierarchy it assists experts to read the scope and supports the analysis process. CORE Methodology is extensively used for real†¦show more content†¦This makes the analysing stage easier as you can refer back to the Node Notes if the client doesn’t understand a node. Name Description Smoke Detectors A fire-protection device that automatically detects and gives a warning of the presence of smoke. Motion Detectors A motion Detector is a device that detects moving objects particularly people Magnetic Sensors Magnetic Sensors are usually placed on access points like windows and doors. Magnetic sensors consist of two pieces that form a circuit and when separated signal control that an alarm event has occurred. Keycard A plastic card, which has a magnetically encoded data that can be used to open magnetic closed doors. Validate Card This action involves checking that the keycard is validate and has permission to enter a zone. Stage 6: CORE Action Diagrams Action Diagram converts specifies processing action from a Tabular collection diagram into a graphic notation. CORE Action Diagram – Fire System CORE Action Diagram – Security System The Requirement Document The Requirements Documents refers to an official report of the systems requirements for customers, end-users and software developers (Sommerville, 2007). The report should specify what the system delivers, system properties such as reliability, efficiency, etc.†¦ it should be documented in different notations to make understandable by a diverse range of people. Architectural Design Architectural Design is the first stage in the design process;