Modeling architectural non functional requirements: from use case to control case. In: Proceedings of the IEEE International Conference on e-Business Engineering (ICEB- E'06), pp. 315-322.ZOU 2006] Zou, Joe and Pavlovski, Christopher, Modeling Architectural Non Functional Requirements: From Use ...
非功能需求Non-functionalRequirement 软件工程基础 需求工程 刘 驰 讲授内容 软件需求 需求工程过程 需求建模 形式化描述 1. 什么是需求? 需求是对系统应该提供的服务和所受约束的描述。 由于需求要向不同类型的涉众(读者)传达不同层次的信息,可以将需求分为: 用户需求(目标需求) :用用户所熟悉的表达形式给出...
We combined the functional and non-functional aspects of a system in one diagram. We used compact system description A3s to communicate the diagram and other system information to stakeholders. We showed that presenting functions through use cases, annotated with non-functional requirements, help ...
We will list the tasks performed by a user, which is a part of functional requirements. Once the user actions are noted in the UML use case diagram (each oval), we will start relevant questions (each rectangle) on every user’s actions. Answers to these questions will give our non-funct...
Non-functional requirements have been, for too long, overlooked during the development of software systems because they are difficult to achieve, and are also expensive. In this paper, we present an approach to extend the UML sequence diagram for specifying non-functional requirements. Furthermore,...
You recently connected your web app to a database. Database records appear when the page loads. You want to verify that database calls don't cause the page to take more than one second to load. Which kind of nonfunctional testing might you use?
Here, we’ll just briefly describe the most typical nonfunctional requirements. Usability Usability defines how difficult it will be for a user to learn and operate the system. We can assess usability from different points of view: Efficiency of use: the average time it takes to accomplish a ...
Given the analytical solutions of the system, we will now study the phase diagram of the SK model. In contrast with the naive replica-symmetric solution of the equilibrium SK model, the equations above are exact in the model with asymmetric couplings in the thermodynamic limit under both synchro...
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it raises some questions as to whether this method is necessary for all inspections. Along with the varying requirements for inspection methods, XCT has reinforced the results of other UT testing; it must be evaluated in each use case if this expensive method should be applied where others will...