{ "id": "a1rqz4tTIfiuIOgdQt5Lm3ih", "question": "What is difference between patterns decorator and adapter?", "answers": [ "Decorator and adapter are the same pattern", "Decorator changes behavior, but not interface. Adatper changes interface, but not behavior", "Decorator add behavior for existing class and adapter defines a family of algorithms, put each of them into a separate class, and make their objects interchangeable." ], "correctAnswers": [ "Decorator changes behavior, but not interface. Adatper changes interface, but not behavior" ], "incorrectAnswers": [ "Decorator and adapter are the same pattern", "Decorator add behavior for existing class and adapter defines a family of algorithms, put each of them into a separate class, and make their objects interchangeable." ], "allowCustomAnswer": false, "canEdit": false, "allowFileAnswer": false, "multi": false, "explanation": "", "canLike": false, "likes": 0, "allAnswers": [ { "text": "Decorator add behavior for existing class and adapter defines a family of algorithms, put each of them into a separate class, and make their objects interchangeable.", "correct": false, "selected": false }, { "text": "Decorator and adapter are the same pattern", "correct": false, "selected": false }, { "text": "Decorator changes behavior, but not interface. Adatper changes interface, but not behavior", "correct": true, "selected": false } ] }