Mastering Software Design Patterns

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Questions and Answers

What is the name of the book written by the Gang of Four?

  • Advanced Programming Techniques
  • Design Patterns: Elements of Reusable Object-Oriented Software (correct)
  • The Art of Software Design
  • Object-Oriented Programming for Beginners

What are design patterns?

  • Tools for solving networking problems
  • Tools for solving common programming problems (correct)
  • Tools for solving uncommon programming problems
  • Tools for solving hardware problems

How many categories of GoF Design Patterns are there?

  • 3 (correct)
  • 2
  • 4
  • 1

Which of the following is NOT a Creational Pattern?

<p>Observer (B)</p> Signup and view all the answers

Which of the following is a Structural Pattern?

<p>Façade (D)</p> Signup and view all the answers

What are Architectural patterns?

<p>Broad-based design problems solved using a structural approach (B)</p> Signup and view all the answers

What is an example of an Architectural pattern?

<p>Model-View-Controller (MVC (A)</p> Signup and view all the answers

What are Data patterns?

<p>Recurring data-oriented problems and solutions (B)</p> Signup and view all the answers

What is an example of a Data pattern?

<p>Object-Relational Mapping (ORM (B)</p> Signup and view all the answers

What is the purpose of the GoF Design Patterns?

<p>To make programming easier by providing tools for solving common problems (A)</p> Signup and view all the answers

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Study Notes

  • The Gang of Four (GoF) wrote a book called "Design Patterns: Elements of Reusable Object-Oriented Software."
  • The book discusses design patterns, which are tools for solving common programming problems.
  • The GoF Design Patterns are categorized into Creational, Structural, and Behavioral Patterns.
  • Creational Patterns include Abstract Factory, Builder, Factory Method, Prototype, and Singleton.
  • Structural Patterns include Adapter, Bridge, Composite, Decorator, Façade, Flyweight, and Proxy.
  • Behavioral Patterns include Chain of Responsibility, Command, Interpreter, Iterator, Mediator, Memento, Observer, State, Strategy, Template Method, and Visitor.
  • Architectural patterns are broad-based design problems solved using a structural approach.
  • Examples of architectural patterns include Model-View-Controller (MVC) and Layered Architecture.
  • Data patterns describe recurring data-oriented problems and solutions.
  • Examples of data patterns include Object-Relational Mapping (ORM) and Repository.

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