Answers.md

1. Name 3 JavaScript Array/Object Methods that do not produce side-effects? Which method do we use to create a new object while extending the properties of another object?
2. Describe actions, reducers and the store and their role in Redux. What does each piece do? Why is the store known as a 'single source of truth' in a redux application?
3. What is the difference between Application state and Component state? When would be a good time to use one over the other?
4. What is middleware?
5. Describe redux-thunk, what does it allow us to do? How does it change our action-creators?
6. Which react-redux method links up our components with our redux store?