Which design pattern ensures that only one object of particular class gets created?

Design Patterns MCQ Quiz (Multiple Choice Questions And Answers)

• Design patterns are divided into three fundamental groups
• Four authors _________ are collectively known as Gang of Four (GOF)
• Which design pattern provides a single class which provides simplified methods required by client and delegates call to those methods?
• Which design pattern ensures that only one object of particular class gets created?
• Which design pattern suggests multiple classes through which request is passed and multiple but only relevant classes carry out operations on the request?
• Which design pattern works on data and action taken based on data provided?
• You want to minimize development cost by reusing methods? Which design pattern would you choose?
• Facade pattern promotes weak coupling between subsystem and its clients
• Which design pattern defines one-to-many dependency among objects?
• Which of the following is correct about Factory design pattern
• The use of design patterns for the development of object-oriented software has important implications for
• Attach additional responsibilities to an object dynamically.It provides a flexible alternative to subclassing for extending functionality
• Which of the following are levels of design focus that can be used to categorize WebApp patterns?
• Which of the following describes the Facade pattern correctly?
• Which of the following are concerned with communication between objects?
• Which one pattern creating duplicate object?
• Can We Create A Clone Of A Singleton Object?
• Which of the following describes the Builder pattern correctly?
• In which of the following pattern a class represents functionality of another class?
• Which of the following describes the MVC pattern correctly?

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• Design Patterns MCQ Quiz (Multiple Choice Questions And Answers)

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