Question

The ___________ is a software design pattern that allows the interface of an existing class to be used as another interface.

(a) Adapter Pattern

(b) Bridge Pattern

(c) Decorator Pattern

(d) Composite Pattern

I had been asked this question in an interview.

I'd like to ask this question from Comparing Stubs, Mock Objects and In-container Testing in division In-container Testing of JUnit

Answer 1

Right answer is (a) Adapter Pattern

For explanation I would say: The Adapter design pattern allows otherwise incompatible classes to perform together by the conversion of the interface of one class into an interface expected by the clients.