Design Patterns Quiz

What is a design pattern in the context of software engineering?

Which of the following is a creational design pattern?

Which pattern ensures a class has only one instance and provides a global point of access to it?

Which design pattern is used to represent the dependency between objects to notify other objects when there is a state change?

In which design pattern do objects take on multiple responsibilities instead of specializing in one?

Which design pattern provides an interface for creating families of related or dependent objects without specifying their concrete classes?

Which structural design pattern allows objects with incompatible interfaces to work together?

Which behavioral design pattern allows an object to alter its behavior when its internal state changes?

Which pattern is often used to provide a simplified interface to a complex subsystem?

Which design pattern encapsulates a request as an object, thereby allowing users to parameterize clients with queues, requests, and operations?