Category Archives: UML Interview Questions

What is an Use Case? | UML Questions

A use case specifies the behavior of a system or a part of a system, use cases are used to capture the behavior that need to be developed. It involves the interaction of actors and the system.

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What are Messages? | UML Questions

A message is the specification of a communication, when a message is passed that results in action that is in turn an executable statement.

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Dynamic Diagrams. | UML Questions

(Also called Behavioral Diagrams): i. Use case Diagram: Use case diagrams are a set of use cases, actors and their relationships. They represent the use case view of a system. A use case represents a particular functionality of a system. … Continue reading

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Static Diagrams. | UML Questions

(Also called Structural Diagram): i. Class Diagram: Class diagrams are the most common diagrams used in UML. Class diagram consists of classes, interfaces, associations and collaboration. Class diagrams basically represent the object oriented view of a system which is static … Continue reading

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How are the diagrams divided? | UML Questions

The nine diagrams are divided into static diagrams and dynamic diagrams.

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What are Relationships? | UML Questions

There are different kinds of relationships: Dependencies, Generalization, and Association. Dependencies are relations ships between two entities that that a change in specification of one thing may affect another thing. Most commonly it is used to show that one class … Continue reading

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What is SDLC? | UML Questions

SDLC is Software Development Life Cycle. SDLC of a system included processes that are Use case driven, Architecture centric and Iterative and Incremental. This Life cycle is divided into phases. Phase is a time span between two milestones. The milestones … Continue reading

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What is Architecture? | UML Questions

Architecture is not only taking care of the structural and behavioral aspect of a software system but also taking into account the software usage, functionality, performance, reuse, economic and technology constraints.

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Mention the different kinds of modeling diagrams used? | UML Questions

Modeling diagrams that are commonly used are, there are 9 of them. Use case diagram, Class Diagram, Object Diagram, Sequence Diagram, statechart Diagram, Collaboration Diagram, Activity Diagram, Component diagram, Deployment Diagram.

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What are the major three types of modeling used? | UML Questions

Major three types of modeling are structural, behavioral, and architectural.

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