Ahead in writing any program, we need to know why we are writing it and what our program supposed to do. This is what we are going to learn in requirement gathering that is basically find out what the program you are going to write is supposed to do. It has four different tools on which requirements gathering works document gathering, reviews, observations and surveys. As the requirements are gathered then they write down in requirements document, the document mainly contain customer review to make sure document contain the requirement that program will do.
This stage is one of the essential part of any project or program. So, to understand fully what a project will deliver is critical to its success. This phase will require little attention as it is basic step to build any program. There are some of the rules that possess successful requirements gathering are:
This method is a different way to collect data by reviewing existing document. The document can be internal to a program or organization or may be an external. That document may be a hard copy or electronic that may include reports, program logs, performance rating, funding proposals, newsletters and marketing material. There are some review process that we need to follow while doing document review they are: Examine the requirements and scope of the project. You need to tell estimate completion time of the project. Also check for new updates in the requirement regularly if any. Integrate changes and submit it to the main lead. Get answers of some of the question that tell when you should use document review for evaluation.
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Surveys are usually originate when an individual is confronted with the business problems and the existing data are insufficient. At that point it is important to consider if the required information can be collected by the survey. To get input from number of people, must get quickly results and that need to specific information to support business decisions, then a survey is the most appropriate technique. A planned survey will help you to focus on your project and concentrate on implementing best support decisions.