Facade Interview Questions

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Total Questions: 5

1. Which of the following is true for facade pattern?

A. The Façade pattern is a broker pattern that eases interaction between a client and a sub-system of suppliers by providing a simpler interface to the sub-system

B. Sub-systems may contain many classes with complex interfaces and relationships, but often clients only need basic services that can be supplied through a simple interface

C. The broker class, called a façade, provides basic, simplified services to clients by taking upon itself the job of dealing with a complex sub-system

D. All of the mentioned

Correct Answer is : All of the mentioned

2. Which of the following belongs to iterator pattern?

A. They delegate activities to other portions of the sub-system to which they provide an interface

B. The details of such delegations depend on the sub-system in question

C. The behavior follows the general outline of a broker pattern interaction

D. None of the mentioned

Correct Answer is : None of the mentioned

3. Which of the following i correct?

A. The Mediator pattern provides a means of increasing coupling

B. In the Mediator pattern, interacts with one another, collaborating objects and with a special mediator class

C. The objects are coupled only to the mediator, which contains all the code for coordinating the collaboration

D. All of the mentioned

Correct Answer is : The objects are coupled only to the mediator, which contains all the code for coordinating the collaboration

4. Which of the pattern all the classes coupling is reduced?

A. Iterator

B. Facade

C. Mediator

D. Proxy

Correct Answer is : Mediator

5. Which of the following is for Facade Pattern?

A. Interaction is begun by one of the collaborators or a client object outside the collaboration

B. The object directs the collaboration, with all communication going between it and the colleagues in the interaction

C. All of the mentioned

D. None of the mentioned

Correct Answer is : None of the mentioned

Facade interview questions