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COP4020_Chapter_7
| Question | Answer |
|---|---|
| The order of messages on a sequence diagram goes from ____ to _____. | top to bottom |
| When an object sends a message to itself in a sequence diagram, that is referred to as | self-delegation |
| The first step in building a sequence diagram is to _____. | set the context |
- What does a message mean in sequence diagram?
- Which diagram represents time ordering of messages?
- What are the two types of interaction diagrams ____ and ____ diagrams?
- What are the types of message in sequence diagram?
- What is the pathway of the message?
- How do I display messages in sequence diagram?
- What is the process of sequence diagram?
- How does a sequence diagram work?
- What is interaction in sequence diagram?
- What are the two 2 diagram that is used to model behavior perspectives of a system?
- How many types of diagrams are there?
- What does a message mean in UML?
- What does a message mean in software engineering?
- How are messages indicated on UML sequence diagrams?
- What is the message of a text?
- What is the process of sequence diagram?
- What are 4 patterns of communication in UML?
- What is true about sequence diagram?
- Which diagram in UML and faces the time ordering of a message?
What does a message mean in sequence diagram?
Messages in a sequence diagram. A message is a communication between objects that conveys information with the expectation that action will ensue. The receipt of a message is one kind of event. The message is drawn as a horizontal line from one object lifeline to another.
Which diagram represents time ordering of messages?
Sequence Diagrams are time focus and they show the order of the interaction visually by using the vertical axis of the diagram to represent time what messages are sent and when.
What are the two types of interaction diagrams ____ and ____ diagrams?
We have two types of interaction diagrams in UML. One is the sequence diagram and the other is the collaboration diagram.
What are the types of message in sequence diagram?
A message in a UML sequence diagram specifies the kind of communication, and the sender and receiver. Messages can be named freely. Depending on the type of action the message represents, a message can be of the following sort: synchronous call, asynchronous call, asynchronous signal, or reply.
What is the pathway of the message?
In communication diagrams, a message pathway is a connector between the roles or objects represented by lifelines in the diagram. The pathway identifies the objects that can pass messages in the interaction.
How do I display messages in sequence diagram?
Right-click to anchor the start of the message at the intended location, then move the cursor. A dashed line displays as a guide for the message. Move the cursor lower the start of the message to create a downward-slanted diagonal line and click the target object line to anchor the end of the message.
What is the process of sequence diagram?
A sequence diagram consists of a group of objects that are represented by lifelines, and the messages that they exchange over time during the interaction. A sequence diagram shows the sequence of messages passed between objects. Sequence diagrams can also show the control structures between objects.
How does a sequence diagram work?
Sequence Diagrams. A sequence diagram is a form of interaction diagram which shows objects as lifelines running down the page, with their interactions over time represented as messages drawn as arrows from the source lifeline to the target lifeline.
What is interaction in sequence diagram?
In sequence diagrams, an interaction operand is a container that groups the interaction fragments in a combined fragment and that represents a scenario that you add to a combined fragment. Each interaction operand is a fragment of an interaction and covers the lifelines in the combined fragment.
What are the two 2 diagram that is used to model behavior perspectives of a system?
Use case diagrams, which show the interactions between a system and its environment. Sequence diagrams, which show interactions between actors and the system and between system components.
How many types of diagrams are there?
But there are five diagrams everyone should be familiar with because of how versatile and applicable they are. Of the diagram types this post covered, mind maps, flowcharts, fishbone diagrams, hierarchy/organizational charts, and SWOT analysis diagrams are the most common diagram types.
What does a message mean in UML?
A message is an element in a Unified Modeling Language (UML) diagram that defines a specific kind of communication between instances in an interaction. A message conveys information from one instance, which is represented by a lifeline, to another instance in an interaction.
What does a message mean in software engineering?
Messaging is a method of communication between software components or applications. A messaging system is a peer-to-peer facility: A messaging client can send messages to, and receive messages from, any other client.
How are messages indicated on UML sequence diagrams?
A sequence diagram is a form of interaction diagram which shows objects as lifelines running down the page, with their interactions over time represented as messages drawn as arrows from the source lifeline to the target lifeline.
What is the message of a text?
a written message, often containing short forms of words, sent from one cell phone or pager to another: He sent me a text message to say he would be late.
What is the process of sequence diagram?
A sequence diagram consists of a group of objects that are represented by lifelines, and the messages that they exchange over time during the interaction. A sequence diagram shows the sequence of messages passed between objects. Sequence diagrams can also show the control structures between objects.
What are 4 patterns of communication in UML?
UML has four types of interaction diagrams as show in the Figure below: Sequence diagram. Communication diagram. Interaction overview diagram.
What is true about sequence diagram?
A sequence diagram is a type of interaction diagram because it describes how—and in what order—a group of objects works together. These diagrams are used by software developers and business professionals to understand requirements for a new system or to document an existing process.
Which diagram in UML and faces the time ordering of a message?
A sequence diagram focuses on time sequencing or time ordering of messages or the order in which messages are sent.
