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Welcome to the Modeling MCQs Page

Dive deep into the fascinating world of Modeling with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Modeling, a crucial aspect of Software Engineering. In this section, you will encounter a diverse range of MCQs that cover various aspects of Modeling, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Software Engineering.

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Check out the MCQs below to embark on an enriching journey through Modeling. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Software Engineering.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Modeling. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Modeling MCQs | Page 13 of 15

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Q121.
What is a statechart in UML modeling methods?

a.

A sequence of states that an object goes through

b.

A class diagram

c.

A rich notation for state diagrams

d.

A transition label

Discuss
Answer: (a).A sequence of states that an object goes through Explanation:Statecharts are extended finite state machines that illustrate the sequence of states that an object goes through in a variant of the statechart.
Q122.
What is a final (pseudo) state in UML state diagrams?

a.

A small filled circle

b.

A small circle surrounding a small filled circle

c.

A rectangle with rounded corners

d.

A solid arrow from one state to another

Discuss
Answer: (b).A small circle surrounding a small filled circle Explanation:A final (pseudo) state is shown as a small circle surrounding a small filled circle and is a notational device in UML state diagrams.
Q123.
What is the general form of a transition label in UML state diagrams?

a.

Trigger-signature

b.

Trigger-signature [guard]

c.

Trigger-signature [guard]/activity

d.

Activity

Discuss
Answer: (c).Trigger-signature [guard]/activity Explanation:A transition in UML state diagrams has a label that comes in three parts, the general form of which is trigger-signature [guard]/activity.
Q124.
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

Discuss
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.
Q125.
What type of interaction diagram is the Sequence Diagram?

a.

Statechart

b.

Communication Diagram

c.

Class diagram

d.

Interaction diagram

Discuss
Answer: (d).Interaction diagram Explanation:The sequence diagram is one type of interaction diagram.
Q126.
What is the purpose of the sequence diagram?

a.

To depict the state of objects in a system

b.

To depict the exchange of messages between objects to carry out a task

c.

To depict the class structure of a system

d.

To depict the time ordering of a particular sequence of messages

Discuss
Answer: (b).To depict the exchange of messages between objects to carry out a task Explanation:The sequence diagram depicts the exchange of messages between objects to carry out a task.
Q127.
What is the purpose of the horizontal dimension in a sequence diagram?

a.

To show the time ordering of messages

b.

To show the various objects participating in the interaction

c.

To show the period in which the object is active

d.

To show the ordering of objects

Discuss
Answer: (b).To show the various objects participating in the interaction Explanation:The horizontal dimension in a sequence diagram shows the various objects participating in the interaction.
Q128.
What is the purpose of the vertical dimension in a sequence diagram?

a.

To show the various objects participating in the interaction

b.

To show the period in which the object is active

c.

To denote the time sequencing of messages

d.

To show the ordering of objects

Discuss
Answer: (c).To denote the time sequencing of messages Explanation:The vertical dimension in a sequence diagram denotes the time sequencing of messages.
Q129.
What is the purpose of the labels in the messages in a sequence diagram?

a.

To show the time ordering of messages

b.

To show the conditions for the message to be sent

c.

To show the ordering of objects

d.

To show the numerical values for real-time applications

Discuss
Answer: (b).To show the conditions for the message to be sent Explanation:The labels in the messages in a sequence diagram may contain guards, boolean expressions that state the conditions which must hold for the message to be sent.
Q130.
What is an object in a sequence diagram represented as?

a.

A rectangle with rounded corners

b.

A thin rectangle

c.

A vertical dashed line

d.

A circle

Discuss
Answer: (c).A vertical dashed line Explanation:An object in a sequence diagram is represented as a vertical dashed line, also known as its "lifeline".
Page 13 of 15

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