UML (Unified Modeling Language) is a diagramming language used for object-oriented programming. It can be used to describe how a program is organized, how it executes, how it is used, and how it is deployed over a network. UML uses graphical notation to depict a system, which is clearer than natural language and more overall than code. There are different types of UML diagrams, including class, component, use case, sequence, and state machine diagrams. A class diagram specifically shows classes, interfaces, attributes, operations and relationships.
The document discusses Unified Modeling Language (UML), including what UML is, why it is used, its history and versions. UML is a standard graphical language for software design that uses diagrams and notation to model a system, helping to understand it more clearly than text alone. It allows viewing a system's architecture through static class diagrams and dynamic sequence diagrams. UML has become the worldwide standard since its creation in 1997 and is currently in version 2.5.
what is UML?
Unified modeling language (UML) for visualizing, specifying, constructing, documenting of artifact of a software system
The blueprint of a system is written in it
UML is also used for modeling non-software system
It is standard for building object oriented and component based software system
UML is a notation system though which we can visualize a model of a system
It describe only design or structure of system
This document provides an overview of a mentoring session on Unified Modeling Language (UML) and software projects. It discusses object-oriented concepts, the purpose and history of UML, the main UML diagrams including use case diagrams, class diagrams, sequence diagrams, and their uses. Examples are provided of how to implement UML diagrams to model real-world systems and software applications.
This document provides an overview of the Unified Modeling Language (UML). It discusses that UML is a modeling language used for object-oriented programming that combines various modeling approaches. UML is widely used for software engineering to analyze, design, and implement systems. The document then lists and describes the main UML diagram types including class, use case, activity, sequence, state machine, component, deployment, communication, and timing diagrams. It explains how structure diagrams show system objects and relationships while behavioral diagrams show object interactions and system functions.
UML (Unified Modeling Language) is a standard modeling language used to design software systems. It uses various graphical diagrams to visualize different aspects of a system, including use case diagrams, class diagrams, activity diagrams, and more. UML was created to provide a standard way to communicate designs between developers, customers, and other stakeholders.
Introduction to Unified Modeling LanguageAMITJain879
The document provides an introduction to the Unified Modeling Language (UML). It discusses that UML is a modeling language used to visualize, specify, construct and document software artifacts. UML provides notations like rectangles, lines and ellipses to create visual models of systems. It also standardizes existing object-oriented modeling notations. The conceptual model of UML has three main elements - things, relationships, and diagrams. Things can be structural, behavioral, grouping or annotational. Relationships show how elements are associated. Diagrams provide different perspectives of software systems.
This document provides an introduction to the Unified Modeling Language (UML) and its role in object-oriented analysis and design. UML was created as a standard language for specifying, visualizing, and documenting software systems. It uses diagrams that can be understood by both technical and non-technical users. UML accompanies object-oriented development processes and is used to model different aspects of a system using diagrams that represent objects. The document outlines the three phases of object-oriented development - analysis, design, and implementation - and explains how UML diagrams relate to and transform the outputs of analysis and design. It concludes by listing the nine standard UML diagram types that will be covered in future lab sessions.
What is UML (Unified Modeling Language)?Eliza Wright
What is UML? Read our guide to learn all the answers, including which diagrams are made with the Unified Modeling Language and how you can create UML diagrams of your own.
The document discusses the Unified Modeling Language (UML). UML is a general-purpose modeling language used to specify, visualize, construct, and document software systems. It captures decisions and understanding about systems that must be constructed. The goals of UML included developing a modeling language that could be used across different domains and development methods. UML has three main building blocks - things, relationships, and diagrams. Things represent elements in a model like classes, components, and use cases. Relationships connect things and show dependencies, generalizations, and associations. Diagrams provide different views of UML models, including structural diagrams and behavioral diagrams.
UML was created to develop a common visual modeling language for software architecture, design, and implementation. Use case diagrams model system behavior and capture requirements by describing key functions and actor interactions without detailing internal system operations. Elements of use case diagrams include use cases representing system functions, actors as user roles, and relationships connecting elements.
The document provides an overview of learning the Unified Modeling Language (UML) 2.0. It discusses how UML 2.0 addresses the limitations of previous versions to better support model-driven architectures, executable UML, and interoperability between tools. It also describes the benefits of UML as a formal modeling language and introduces some of the basic concepts of UML including models, diagrams, degrees of UML usage, and how UML relates to different software development processes and views.
UML is a standard modeling language used to create object-oriented models to represent systems. It was developed in the 1990s to address challenges with modeling complex object-oriented systems. UML includes different types of diagrams - structural diagrams depict system structure, behavioral diagrams show system functioning, and interaction diagrams visualize communication between entities. UML is now recognized as an ISO standard and supported by modeling tools.
The document discusses Object Oriented Analysis and Design (OOAD) using the Unified Modeling Language (UML). It provides an introduction to the UML, explaining that it was created to provide a common language for software engineering. The UML can be used within various development processes, such as the waterfall model, spiral model, iterative frameworks, and Rational Unified Process. The document then covers object orientation concepts, an overview of UML diagrams, and how UML can be applied during analysis and design phases of the software development lifecycle.
UML (Unified Modeling Language) is a standardized modeling language used to visualize, specify, construct, and document artifacts of a software system. It provides a common language for describing systems across different stakeholders. UML includes various building blocks like classes, interfaces, use cases, etc. and relationships between them. It also defines diagram types like class diagrams, sequence diagrams, etc. to group related elements. UML aims to be precise, unambiguous, and complete in modeling systems.
UML (Unified Modeling Language) is a standardized modeling language used to visualize, specify, construct, and document artifacts of a software system. It provides a common language for describing systems across different stakeholders. UML includes graphical notations for various modeling elements like classes, interfaces, use cases, etc. and relationships between them. It also defines rules and mechanisms like stereotypes and tagged values to extend the language for domain-specific needs. UML models can represent different views of a system like use case, design, process, implementation and deployment views.
UML (Unified Modeling Language) is a standard language for modeling software systems using visual diagrams. It includes structure diagrams for modeling static aspects and behavioral diagrams for dynamic aspects. Some key UML diagrams are class, use case, sequence, state machine, package, and deployment diagrams. UML has evolved over time through the merging of different modeling techniques and is now maintained by the Object Management Group.
This document provides an introduction to the Unified Modeling Language (UML). It outlines the course information for an Introduction to UML course, including aims, objectives, assessment, and recommended books. It then describes what UML is and lists common UML tools. The document explains that UML defines 13 types of diagrams divided into categories for structure, behavior, and interaction. Examples of different UML diagrams are provided, including class, object, component, and use case diagrams. Guidelines are given for modeling with UML, including the development process, types of models, and use case modeling syntax, semantics, and examples.
This document provides an introduction to the Unified Modeling Language (UML). It discusses that UML is a standardized modeling language used to model object-oriented software systems, combining previous modeling approaches. UML uses graphical diagrams to model different views of a system and has evolved over time, with its content controlled by the Object Management Group. The document outlines the history and goals of UML's development and provides an overview of the common diagram types used in UML modeling.
Introduction to the Unified Modeling Language (UML)Marwa Ali Eissa
This Lesson covers the following topics :
Exploring the Benefits of Modeling Software
What Is a Model ?
Why Model software ?
OOSD as Model Transformation
Defining the UML
UML Elements
UML Diagrams
UML Diagrams Categories
UML CASE Tools
Welcome to QA Summit 2025 – the premier destination for quality assurance professionals and innovators! Join leading minds at one of the top software testing conferences of the year. This automation testing conference brings together experts, tools, and trends shaping the future of QA. As a global International software testing conference, QA Summit 2025 offers insights, networking, and hands-on sessions to elevate your testing strategies and career.
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Introduction to Unified Modeling LanguageAMITJain879
The document provides an introduction to the Unified Modeling Language (UML). It discusses that UML is a modeling language used to visualize, specify, construct and document software artifacts. UML provides notations like rectangles, lines and ellipses to create visual models of systems. It also standardizes existing object-oriented modeling notations. The conceptual model of UML has three main elements - things, relationships, and diagrams. Things can be structural, behavioral, grouping or annotational. Relationships show how elements are associated. Diagrams provide different perspectives of software systems.
This document provides an introduction to the Unified Modeling Language (UML) and its role in object-oriented analysis and design. UML was created as a standard language for specifying, visualizing, and documenting software systems. It uses diagrams that can be understood by both technical and non-technical users. UML accompanies object-oriented development processes and is used to model different aspects of a system using diagrams that represent objects. The document outlines the three phases of object-oriented development - analysis, design, and implementation - and explains how UML diagrams relate to and transform the outputs of analysis and design. It concludes by listing the nine standard UML diagram types that will be covered in future lab sessions.
What is UML (Unified Modeling Language)?Eliza Wright
What is UML? Read our guide to learn all the answers, including which diagrams are made with the Unified Modeling Language and how you can create UML diagrams of your own.
The document discusses the Unified Modeling Language (UML). UML is a general-purpose modeling language used to specify, visualize, construct, and document software systems. It captures decisions and understanding about systems that must be constructed. The goals of UML included developing a modeling language that could be used across different domains and development methods. UML has three main building blocks - things, relationships, and diagrams. Things represent elements in a model like classes, components, and use cases. Relationships connect things and show dependencies, generalizations, and associations. Diagrams provide different views of UML models, including structural diagrams and behavioral diagrams.
UML was created to develop a common visual modeling language for software architecture, design, and implementation. Use case diagrams model system behavior and capture requirements by describing key functions and actor interactions without detailing internal system operations. Elements of use case diagrams include use cases representing system functions, actors as user roles, and relationships connecting elements.
The document provides an overview of learning the Unified Modeling Language (UML) 2.0. It discusses how UML 2.0 addresses the limitations of previous versions to better support model-driven architectures, executable UML, and interoperability between tools. It also describes the benefits of UML as a formal modeling language and introduces some of the basic concepts of UML including models, diagrams, degrees of UML usage, and how UML relates to different software development processes and views.
UML is a standard modeling language used to create object-oriented models to represent systems. It was developed in the 1990s to address challenges with modeling complex object-oriented systems. UML includes different types of diagrams - structural diagrams depict system structure, behavioral diagrams show system functioning, and interaction diagrams visualize communication between entities. UML is now recognized as an ISO standard and supported by modeling tools.
The document discusses Object Oriented Analysis and Design (OOAD) using the Unified Modeling Language (UML). It provides an introduction to the UML, explaining that it was created to provide a common language for software engineering. The UML can be used within various development processes, such as the waterfall model, spiral model, iterative frameworks, and Rational Unified Process. The document then covers object orientation concepts, an overview of UML diagrams, and how UML can be applied during analysis and design phases of the software development lifecycle.
UML (Unified Modeling Language) is a standardized modeling language used to visualize, specify, construct, and document artifacts of a software system. It provides a common language for describing systems across different stakeholders. UML includes various building blocks like classes, interfaces, use cases, etc. and relationships between them. It also defines diagram types like class diagrams, sequence diagrams, etc. to group related elements. UML aims to be precise, unambiguous, and complete in modeling systems.
UML (Unified Modeling Language) is a standardized modeling language used to visualize, specify, construct, and document artifacts of a software system. It provides a common language for describing systems across different stakeholders. UML includes graphical notations for various modeling elements like classes, interfaces, use cases, etc. and relationships between them. It also defines rules and mechanisms like stereotypes and tagged values to extend the language for domain-specific needs. UML models can represent different views of a system like use case, design, process, implementation and deployment views.
UML (Unified Modeling Language) is a standard language for modeling software systems using visual diagrams. It includes structure diagrams for modeling static aspects and behavioral diagrams for dynamic aspects. Some key UML diagrams are class, use case, sequence, state machine, package, and deployment diagrams. UML has evolved over time through the merging of different modeling techniques and is now maintained by the Object Management Group.
This document provides an introduction to the Unified Modeling Language (UML). It outlines the course information for an Introduction to UML course, including aims, objectives, assessment, and recommended books. It then describes what UML is and lists common UML tools. The document explains that UML defines 13 types of diagrams divided into categories for structure, behavior, and interaction. Examples of different UML diagrams are provided, including class, object, component, and use case diagrams. Guidelines are given for modeling with UML, including the development process, types of models, and use case modeling syntax, semantics, and examples.
This document provides an introduction to the Unified Modeling Language (UML). It discusses that UML is a standardized modeling language used to model object-oriented software systems, combining previous modeling approaches. UML uses graphical diagrams to model different views of a system and has evolved over time, with its content controlled by the Object Management Group. The document outlines the history and goals of UML's development and provides an overview of the common diagram types used in UML modeling.
Introduction to the Unified Modeling Language (UML)Marwa Ali Eissa
This Lesson covers the following topics :
Exploring the Benefits of Modeling Software
What Is a Model ?
Why Model software ?
OOSD as Model Transformation
Defining the UML
UML Elements
UML Diagrams
UML Diagrams Categories
UML CASE Tools
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2. Java Compiler (javac)
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3. Java Virtual Machine (JVM)
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4. Java Runtime Environment (JRE)
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5. Java Development Kit (JDK)
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Key Features of JVM
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Manages memory and threads.
Handles garbage collection.
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Java Classes and Objects
What is a Class?
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What is an Object?
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It has state and behavior.
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Class Methods and Instances
Class Method (Static Method)
Belongs to the class.
Declared using the static keyword.
Accessed without creating an object.
Instance Method
Belongs to an object.
Can access instance variables.
Inheritance in Java
What is Inheritance?
Allows a class to inherit properties and methods of another class.
Promotes code reuse and hierarchical classification.
Types of Inheritance in Java:
1. Single Inheritance
One subclass inherits from one superclass.
2. Multilevel Inheritance
A subclass inherits from another subclass.
3. Hierarchical Inheritance
Multiple classes inherit from one superclass.
Java does not support multiple inheritance using classes to avoid ambiguity.
Polymorphism in Java
What is Polymorphism?
One method behaves differently based on the context.
Types:
Compile-time Polymorphism (Method Overloading)
Runtime Polymorphism (Method Overriding)
Method Overloading
Same method name, different parameters.
Method Overriding
Subclass redefines the method of the superclass.
Enables dynamic method dispatch.
Interface in Java
What is an Interface?
A collection of abstract methods.
Defines what a class must do, not how.
Helps achieve multiple inheritance.
Features:
All methods are abstract (until Java 8+).
A class can implement multiple interfaces.
Interface defines a contract between unrelated classes.
Abstract Class in Java
What is an Abstract Class?
A class that cannot be instantiated.
Used to provide base functionality and enforce
1. What is UML?
UML stands for “Unified
Modeling Language”
It is an industry-
standard graphical
language .
UML is a pictorial
language used to make
software blueprints
It is used for
specifying, visualizing,
constructing, and
documenting the artifacts
of software systems
UML is different from the
other common programming
languages
It uses mostly graphical
notations.
Simplifies the complex
process of software
design
2. Why UML for Modeling
Use graphical
notation to
communicate more
clearly than natural
language (imprecise)
and code(too
detailed).
Help acquire an
overall view of a
system.
Tools can be used to
generate code in
various languages
using UML diagrams
UML is not dependent
on any one language
or technology.
A picture is worth
than thousand words
UML can be defined as
a simple modeling
mechanism to model
all possible
practical systems in
today’s complex
environment.
4. conceptual model of UML
It is a model
which is made of
concepts and
their
relationships.
It is the first
step before
drawing a UML
diagram.
It helps to
understand the
entities in the
real world and
how they interact
with each other
It can be
mastered by
learning the
following three
major elements:
UML building
blocks
Rules to connect the
building blocks
Common mechanisms
of UML
5. Object oriented concepts
object contains both data and methods that control the
data.
The data represent the state of the object
Data can also describe the relationships between this
object and other objects
objects are the real-world entities
6. Object oriented concepts
Every object
belongs to (is
an instance of)
a class
An object may
have fields, or
variables
The class
describes those
fields
An object may
have methods
The class
describes those
methods
A class is like
a template, or
cookie cutter
You use the
class’s
constructor to
make objects