Misc New Info

Question 1

what does having fields within classes that are only used by a small fractin of the public methods potentially indicate?

Answer 1

low cohesion
- cohesive classes generally have a small # of private fields that make sense to a majority of the public methods in that class

Question 2

Which Design Patterns encourage the single responsibility principle?

Answer 2

• strategy pattern
• command pattern
• state pattern

Question 3

instanceof/typeof checks are a common code smell for _______

Answer 3

violating the open/closed principle

Question 4

Indicate in Strategy Design Pattern where and why you might add a factory

Answer 4

notes