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Q 1 - Which of the following is true about design patterns?
Design patterns represent the best practices used by experienced object-oriented software developers. Design patterns are solutions to general problems that software developers faced during software development. These solutions were obtained by trial and error by numerous software developers over quite a substantial period of time.
Q 2 - Which of the following describes the Filter pattern correctly?
Filter pattern or Criteria pattern is a design pattern that enables developers to filter a set of objects using different criteria and chaining them in a decoupled way through logical operations.
Q 3 - Which of the following pattern works as a bridge between two incompatible interfaces?
Adapter pattern works as a bridge between two incompatible interfaces. This pattern involves a single class which is responsible to join functionalities of independent or incompatible interfaces.
Q 4 - Which of the following pattern hides the complexities of the system and provides an interface to the client using which the client can access the system?
Facade pattern hides the complexities of the system and provides an interface to the client using which the client can access the system.
Q 5 - Which of the following pattern is used when there is one-to-many relationship between objects such as if one object is modified, its depenedent objects are to be notified automatically?
Observer Pattern is used when there is one-to-many relationship between objects such as if one object is modified, its depenedent objects are to be notified automatically.
Q 6 - Which of the following describes the Visitor pattern correctly?
