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System Modeling Techniques

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Questions and Answers

What type of UML diagram defines the steps taken throughout a process or when processing data?

Sequence diagram

Activity diagram (correct)

Use case diagram

State diagram

Which UML diagram shows how a system interacts with its surrounding environment, such as users and external systems?

Sequence diagram

Use case diagram (correct)

Class diagram

State diagram

What is the purpose of context models in system modeling?

To represent an overview of the system, what is outside the system boundaries, and the operational context of the system (correct)

To display the system and the connections between it and other systems

To model user interaction and identify user needs

To show how the system under development is used in the environment

What is the purpose of process models in system modeling?

To show how the technology under development is incorporated into more extensive business operations Signup and view all the answers

What is the purpose of interaction models in system modeling?

To model user interaction, identify user needs, and reveal potential communication problems between systems Signup and view all the answers

What is the purpose of system boundaries in system modeling?

To specify what is on the inside and outside of the system, and significantly affect the system requirements Signup and view all the answers

What is the purpose of system modeling?

To create abstract models of a system Signup and view all the answers

Which technique is often employed in visualizing a system during system modeling?

Unified Modeling Language (UML) Signup and view all the answers

When are models of the current system used in the requirements engineering process?

To define how the current system functions Signup and view all the answers

What is the main purpose of models of the new system in the requirements engineering process?

To explain anticipated needs to other stakeholders Signup and view all the answers

In system modeling, what do engineers use models for before implementation?

To describe systems and go through design concepts Signup and view all the answers

What does a structural perspective in system modeling focus on?

System interactions with the environment Signup and view all the answers