How do you represent return in a sequence diagram?
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How do you represent return in a sequence diagram?
To show the return value of a function as a reply message in an animated sequence diagram, you can use one of a number of predefined macros within the code of your function. This means that the return value for your function visually displays as a reply message on your sequence diagram.
Which is the symbol for return message in sequence diagram?
Common message symbols
| Name | Description |
|---|---|
| Asynchronous return message symbol | Represented by a dashed line with a lined arrowhead. |
| Asynchronous create message symbol | Represented by a dashed line with a lined arrowhead. This message creates a new object. |
What is the rule of sequence diagram?
A sequence diagram is made up of several of these lifeline notations that should be arranged horizontally across the top of the diagram. No two lifeline notations should overlap each other. They represent the different objects or parts that interact with each other in the system during the sequence.
What is lifeline in a sequence diagram?
In UML diagrams, such as sequence or communication diagrams, lifelines represent the objects that participate in an interaction. For example, in a banking scenario, lifelines can represent objects such as a bank system or customer. Each instance in an interaction is represented by a lifeline.
What is dashed line in sequence diagram?
Solid arrow heads represent synchronous calls, open arrow heads represent asynchronous messages, and dashed lines represent reply messages.
What is Alt and opt in sequence diagram?
alt is used to describe alternative scenarios of a workflow. Only one of the options will be executed. opt is used to describe optional step in workflow. For example, for online shop purchase sequence diagram you may use opt to describe how user can add gift wrapping if she wishes.
What is life line meaning?
Definition of lifeline 1 : a line (such as a rope) used for saving or preserving life: such as. a : a line along the outer edge of the deck of a boat or ship.
Who is lifeline?
Lifeline is the FCC’s program to help make communications services more affordable for low-income consumers. Lifeline provides subscribers a discount on qualifying monthly telephone service, broadband Internet service, or bundled voice-broadband packages purchased from participating wireline or wireless providers.
What are the three different types of message arrows?
Explanation: Three different types of message arrows are- Synchronous, Asynchronous, Synchronous with instance creation.
What do arrows in activity diagrams represent?
Answer» a. in activity diagram the arrows represent the flow of activities.
What is Alt Option key?
On a Windows keyboard it’s the Alt key, and on a Mac keyboard it’s the Option key. Depending on where you are in Genie and what you’re trying to do, holding the Alt/Option key provides you with extra functions and options.
Which hand is for ladies in palmistry?
right hand
There is a saying that the right hand is for females while the left hand is for males in palmistry. This is because the left-hand side is associated with males and fatherhood and the right-hand side with females and motherhood in Chinese traditions (e.g. marriage license photos, wedding seating…).
Is octane and lifeline siblings?
Lifeline and Octane are childhood friends, mostly because their dads—Darion and Eduardo—were also childhood friends. Growing up together, Lifeline and Octane became more like siblings than friends. Octane is the naughty brother, and Lifeline is the responsible sister who cleans up after him.
