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10 Questions

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Actor Notation in UML

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Questions and Answers

Which of the following describes actor notation?

Representing a system as a set of classes that communicate through inheritance

Modeling a system as a collection of functions that interact through variables

Describing a system as a network of databases that exchange data through queries

The people, hardware or systems that provide or receive information from the system (correct)

The diagrams below are UML behavioral diagrams except...

Activity Diagram

State Diagram

Use Case Diagram

Class Diagram (correct)

Programmers look at use case specification to understand complete requirements.

True

The use case diagram ...

A use case diagram is a visual representation of a system's functionality, illustrating the interactions between actors (users) and the system through various use cases and their relationships. Signup and view all the answers

Which of the following is not included in the diagrams used in UML?

Statechart diagrams Signup and view all the answers

What type of association exist in the class diagram below

Composition Signup and view all the answers

Which of the following is the most suitable name for a class responsible for managing and maintaining information about users in a social media platform?

UserManager Signup and view all the answers

What is a key rule for constructing Level One DFDs regarding processes?

A key rule for constructing Level One Data Flow Diagrams (DFDs) regarding processes is to ensure that each process at this level is further decomposed into more detailed subprocesses. This decomposition helps to provide a more granular understanding of the system's functionality and processes. Signup and view all the answers

is a class a description of an object?

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What symbol denotes protected visibility in UML?

<h1></h1> Signup and view all the answers

Study Notes

UML Diagrams

Actor notation is not described by the diagrams below, which are UML behavioral diagrams.

Use Case Diagrams

Programmers refer to use case specifications to understand complete system requirements.
A use case diagram helps to identify the interactions between the system and its users.

UML Associations

In the class diagram, the type of association that exists is not specified in the given information.

Class Naming Conventions

A suitable name for a class responsible for managing and maintaining user information in a social media platform is UserManager or similar.

Data Flow Diagrams

A key rule for constructing Level One DFDs is to have only one process per bubble, with all external entities and data stores connected to it.

Classes and Objects

A class is a description of an object, specifying its properties and behaviors.

Visibility in UML

The symbol "#" denotes protected visibility in UML.

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Description

Test your knowledge of actor notation in Unified Modeling Language (UML) with this quiz. Learn about the concept of actors and their roles in use cases. Evaluate your understanding of actor notation notation and its importance in software engineering.