Quiz Yourself: Observer Design Pattern
Quiz yourself on what you've learned about the observer design pattern.
1
Which option is the correct list of participants for an observer design pattern?
A)
ConcreteObserver
AbstractObserver
B)
AbstractObserver
Subject
C)
Subject
RealSubject
D)
Subject
ConcreteObserver
Question 1 of 30 attempted
Get hands-on with 1400+ tech skills courses.