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The University of Massachusetts Lowell (UMass Lowell and UML) is a public research university in Lowell, Massachusetts, with a satellite campus in Haverhill, Massachusetts.It is the northernmost member of the University of Massachusetts public university system and has been accredited by the New England Commission of Higher Education (NECHE) since 1975.
UML logo. The unified modeling language (UML) is a general-purpose visual modeling language that is intended to provide a standard way to visualize the design of a system.. UML provides a standard notation for many types of diagrams which can be roughly divided into three main groups: behavior diagrams, interaction diagrams, and structure diagrams.
Blackboard Learn (previously the Blackboard Learning Management System) is a web-based virtual learning environment and learning management system developed by Blackboard Inc. The software features course management, customizable open architecture , and scalable design that allows integration with student information systems and authentication ...
A user interface model is a representation of how the end user (s) interact with a computer program or another device and also how the system responds. The modeling task is then to show all the " directly experienced aspects of a thing or device" [Trætteberg2002]. Modeling user interfaces is a well-established discipline in its own right.
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Class-responsibility-collaboration card. Class-responsibility-collaboration ( CRC) cards are a brainstorming tool used in the design of object-oriented software. They were originally proposed by Ward Cunningham and Kent Beck as a teaching tool [1] but are also popular among expert designers [2] and recommended by extreme programming ...
UMLet. UMLet is an open-source Java -based UML tool designed for teaching the Unified Modeling Language and for quickly creating UML diagrams. It is a drawing tool rather than a modelling tool as there is no underlying dictionary or directory of reusable design objects. UMLet is distributed under the GNU General Public License.
In the Unified Modeling Language (UML), an object diagram focuses on some particular set of objects and attributes, and the links between these instances. A correlated set of object diagrams provides insight into how an arbitrary view of a system is expected to evolve over time. Early UML specifications described object diagrams as such: [1] [2 ...