Methods of search in crime scenes include the wheel method, inward and outward spiral methods, line method, zone method, grid method, and more. When you are handling expensive and complex projects, risk management is a must. Advantages and disadvantages of spiral model. Disadvantages of Spiral Development. b. What is a spiral model? Or alternatively the investigator starts at the edge of the scene and spirals into the centre. May not work for small or low-risk projects and raise the cost involved. Spiral search: The investigator begins at the epicentre of the room and moves outwards in a spiral pattern. The use of any or a number of these search methods will be determined by the location and size of the particular crime scene; the one that is chosen is less important than the fact that the search is carried out with due diligence and attention to detail. In conclusion, nature is full of spirals, at different scales, and for different reasons. Spiral staircases are built for this very reason; they are the easiest way to walk from one floor to the one above it. Lane, line or strip search: Officers form a line and move on side-by-side, covering the entire scene together. Working from the Center Keeping an equal distance as you search outward Working around towards the outside Working from the outside edge Keeping an equal distance around the center Working your way back to the middle Spiral Search Patterns Count the pieces of Evidence The S-5 Evidence could be missed. Here are a few of the shortcomings of the Spiral Model. The spiral model is a combination of waterfall, incremental, iterative and prototype model. c. It does not work for outdoors scenes. 4. What is a disadvantage to the spiral search pattern? a. Spiral Model, advantages and disadvantages of the spiral model in software engineering. In addition, building a spiral staircase uses the least amount of resources and they take up the least amount of space. Spiral method ; Zone method ; Grid method ; Line method . Which of the following is a disadvantage of the spiral search pattern? It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions. Risk management is easy in this type of model. d. It is dependent on the boundaries of the scene. The parallel search: All of the members of the CSI team form a line. Spiral Model helps to adopt software development elements of multiple process models for the software project based on unique risk patterns ensuring efficient development process. The Outward spiral search: The CSI starts at the center of scene (or at the body) and works outward. For example, if the scene includes a gunshot wound, a spiral search may be used to find the shell casing. A) evidence could be missed B) requires several investigators C) doesn't work for outdoor scenes D) depends on boundaries of the scene. For this search, a main point is decided and the search continues outward in a circular manner around the main point. Handling management tasks is tough. A) missed evidence. Moreover, Spiral model has the ability to make any software testing project transparent. Spiral searches are often used to find a particular object at a crime scene. Advantages. 2. It requires several investigators. They walk in a straight line, at the same speed, from one end of crime scene to the other. Customer can see and review the test and different stages Additionally, some are more thorough than others. It is mostly used for big projects where continuous changes are required. Each phase of spiral model in software engineering begins with a design goal and ends with the client reviewing the progress. Any one of these methods may work well, but some may be better in certain types of crime scenes. A Computer Science portal for geeks. 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