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Question

What is a stub in UML state diagrams?

a.

A small filled circle

b.

A small circle surrounding a small filled circle

c.

A small vertical line drawn inside the boundary of a state

d.

A solid arrow from one state to another

Posted under Software Engineering

Answer: (c).A small vertical line drawn inside the boundary of a state Explanation:A stub in UML state diagrams is shown as a small vertical line drawn inside the boundary of a state and is used to indicate transitions from a suppressed internal state to other states.

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