Eliciting requirements and sharing the vision about the end-product are vital tasks in Business Analysis that facilitates developing quality applications. Use Case analysis is one of the most powerful elicitation techniques prevalently used by Business Analysts.
This Unified Modeling Language (UML) tutorial shows how to start with a use case and how to elaborate it into activity, class, sequence, and communication diagrams. This tutorial is a must for beginners who want to understand the relationships between different UML diagrams! It introduces the life cycle and evolution …
The Unified Modeling Language (UML) has arguably succeeded in becoming the most commonly used modeling notation for software development. But modeling in the software community seems largely to mean simply drawing pictures, either to represent the problem domain or to blueprint a solution, without a precise enough meaning to fully …
This video introduces the viewer to the concept of conceptual data modeling and describes some of the details of the Entity-Relationship diagram (ERD).
This video discusses some of the data modeling issues encountered while transitioning from a relational database to NoSQL. Large data sets are driving adoption of NoSQL technologies and transitioning from relational persistence to NoSQL persistence is non-trivial.
In an Unified Modeling Language (UML) use case diagram, an include dependency is a generalization relationship that describes the inclusion of the behavior described by another use case. A UML use case can include more than one use cases and it can be included in multiple use cases.
Ever seen technical drawings you just couldn’t make any sense of, even though you know very well what they were supposed to show? Sometimes a picture is worth a thousand words, but sometimes a thousand words can’t repair the damage done by a bad drawing.
This short tutorial explain how to draw a UML use case diagram for an ATM system. A use case diagram can portray the different types of users of a system and the various ways that they interact with the system.