In which of the following pattern a class represents functionality of another class?

Related MCQs

• It is also known as Wrapper, it is used when subclassing is not possible or practical to add functionality and it is used to add functionality at runtime. This pattern is
• In which of the following pattern, a visitor class is used which changes the executing algorithm of an element class?
• In which of the following pattern, a visitor class is used which changes the executing algorithm of an element class?
• Which of the following represents The (static) structure and (dynamic) behavior of the pattern?
• How is Multiple Client/Multiple Service architectural pattern different from a Multiple Client/Single Service architectural pattern?
• Attach additional responsibilities to an object dynamically.It provides a flexible alternative to subclassing for extending functionality.
• A unary association is an association between an object of one class and another object in the same class.
• Which design pattern provides a single class which provides simplified methods required by client and delegates call to those methods?
• Which design pattern provides a single class which provides simplified methods required by client and delagates call to those methods?
• Which design pattern ensures that only one object of particular class gets created?