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Sequence Diagrams in OOAD

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Questions and Answers

What type of diagram is used to detail how operations are carried out in a system?

Sequence diagram (correct)
State machine diagram
Class diagram
Use case diagram

What is the purpose of the frame in a sequence diagram?

To represent the interaction between participants
To provide a name or operation specification for the interaction (correct)
To show the sequence of events
To identify the participants in the diagram

What do the lifelines in a sequence diagram represent?

The period of time during which an individual exists (correct)
The communication between participants
The sequence of events in the interaction
The participants in the interaction

What is the relationship between CRC cards and UML diagrams?

CRC cards are used to create class diagrams (D) Signup and view all the answers

What do the horizontal and vertical axes in a sequence diagram represent?

Horizontal: participants, Vertical: time (C) Signup and view all the answers

What happens when a sender sends a synchronous message?

The sender suspends execution until the message is complete (D) Signup and view all the answers

What is the purpose of positioning individuals in a sequence diagram?

To make the message arrows as short as possible (C) Signup and view all the answers

What is an operation considered to be when it is waiting for a synchronous message to return?

Suspended (C) Signup and view all the answers

What is the purpose of an execution occurrence in an MMH sequence diagram?

To show the period when an object is active (A) Signup and view all the answers

What is the name of the authors of the book 'The Unified Modeling Language User Guide'?

Booch, Rumbaugh, and Jacobson (C) Signup and view all the answers

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