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OOAD Unit 2 Inception Quiz

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Questions and Answers

What is the purpose of a merge node in a process flow?

To indicate a point where multiple flows come together into a single flow (correct)

To join multiple concurrent flows back into a single outgoing flow

To indicate the end of a flow

To split a single incoming flow into multiple concurrent flows

How are swimlanes utilized in activity diagrams?

To indicate the end of a flow

To represent objects or entities involved in the process

To split a single incoming flow into multiple concurrent flows

To organize activities and display the actors or organizations involved (correct)

What does a fork node do in an activity diagram?

It splits a single incoming flow into multiple concurrent flows (correct)

It joins multiple concurrent flows back into a single outgoing flow

It represents objects or entities involved in the process

It indicates the end of a flow

How is synchronization achieved in an activity diagram?

By joining multiple concurrent flows back into a single outgoing flow with a join node Signup and view all the answers

In the context of activity diagrams, what is the role of object nodes?

To represent objects or entities involved in the process Signup and view all the answers

What does a Return Message in a sequence diagram represent?

Flow of information from the receiver to the caller Signup and view all the answers

What is the primary purpose of a Self Message in an interaction diagram?

Describe a message within the same lifeline Signup and view all the answers

In a class diagram, what does the 'Aggregation' relationship indicate?

One class contains or is composed of another class Signup and view all the answers

What is typically represented by a filled diamond shape in a class diagram?

Composition relationship Signup and view all the answers

'+ height: double' would typically be found under which section in a class diagram?

Attributes Signup and view all the answers

How is Inheritance depicted in a class diagram?

With an arrow pointing from subclass to superclass Signup and view all the answers

'A department is associated with the college' is an example of what type of relationship in a class diagram?

Aggregation Signup and view all the answers

'A communication between lifelines representing an operation being invoked' fits which type of message in an interaction diagram?

'Call Message' Signup and view all the answers