A sequence diagram shows object interactions arranged in time sequence. It depicts the objects and classes involved in the scenario and the sequence of messages exchanged between the objects needed to carry out the functionality of the scenario.
Use case diagram
A use case diagram at its simplest is a representation of a user's interaction with the system that shows the relationship between the user and the different use cases in which the user is involved.
Use Case Diagram SmartDraw
Use case diagrams model the functionality of a system using actors and use cases. Use cases are a set of actions, services, and functions that the system needs to perform. Learn more.
Use case Diagram syntax and features PlantUML
Use Case Diagram. Let's have few examples : Note that you can disable the shadowing using the skinparam shadowing false command. Usecases
UML Use Case Diagram Examples | Lucidchart
Use case diagrams are visual representations of written use case scenarios. Once you’ve hammered out the kinks in your goals, use Lucidchart to diagram the interactions between the use cases and actors to write the success story for your project.
UML Sequence Diagram Tutorial
Sequence diagram tool that simplifies the creation and maintenance of UML sequence diagrams and call flows. Free 14 day trial.
Sequence Diagram syntax and features PlantUML
PlantUML sequence diagram syntax: You can have several kinds of participants (actors and others), arrows, notes, groups... Changing fonts and colors is also possible.
UML Sequence Diagram Tutorial | Lucidchart
The Ultimate Guide to Sequence Diagrams in UML Includes a general overview, benefits and scenarios, basic symbols and components, examples, and more! Use this guide and create your own sequence diagram in UML for free with Lucidchart!
Use Case Diagram Tutorial ( Guide with Examples ...
Use case diagram is a behavioral UML diagram type and frequently used to analyze various systems. They enable you to visualize the different types of roles in a system and how those roles interact with the system.
Use Case Diagram | Enterprise Architect User Guide
Aspect. Description. Introducing the Use Case Diagram. The Use Case diagram is one of the Unified Modeling Language (UML) Behavioral diagrams that can be used to describe the goals of the users and other systems that interact with the system that is being modeled.