In software and systems engineering, the phrase use case is a polyseme with two senses: A usage scenario for a piece of software; often used in the plural to suggest situations where a piece of software may be useful. A potential scenario in which a system receives an external request and ...
A business use case is a more abstract description that's written in a technology-agnosticway, referring only to the business process being described and the actors that are involved in the activity. A business use case identifies the sequence of actions that the business needs to perform to p...
A use case is a detailed text-based document that outlines how a user may use a program to complete a task. Business analysts and software developers use this method throughout the stages of developing software, such as outlining a user manual. Learning about what a use case is and when ...
Why do project managers need to know about use cases? How to write a use case for a project What is a use case model? What’s the difference between a use case model and a use case diagram? Build a use case in Wrike A use case is a concept used in software development, ...
So what is a use case diagram? A UML use case diagram is the primary form of system/software requirements for a new software program underdeveloped. Use cases specify the expected behavior (what), and not the exact method of making it happen (how). Use cases once specified can be denoted...
How It's Used: A Checksum Use Case Let's say you download a big software update, like aservice pack. This is probably a huge file, taking several minutes or more to download. Once downloaded, how do you know the file was received properly? What if a few bits were dropped during the...
Another good reason to use a case is tokeep the computer cool. Proper airflow over the internal components is one more benefit to using a computer case. While the case has special vents to allow some of the fan air to escape, the rest of it can be used to cool down thehardware, whi...
Use case testingis a technique that helps us identify test cases that exercise the whole system on a transaction by transaction basis from start to finish. They are described by Ivar Jacobson in his bookObject-Oriented Software Engineering: AUse Case Driven Approach[Jacobson, 1992]. ...
A use case diagram is a way to summarize details of a system and the users within that system. It is generally shown as a graphic depiction of interactions among different elements in a system. Use case diagrams will specify the events in a system and how those events flow, however, use...
Use case testingis a technique that helps us identify test cases that exercise the whole system on a transaction by transaction basis from start to finish. They are described by Ivar Jacobson in his bookObject-Oriented Software Engineering: AUse Case Driven Approach[Jacobson, 1992]. ...