Questions

To recap what we have learned in this chapter, try answering the following questions:

1. What are React's three fundamental principles?
2. What are the two types of components in React?
3. What are the problems with class components in React?
4. What is the problem of using higher-order components in React?

5. Which tool can we use to set up a React project, and what is the command that we need to run to use it?
6. What do we need to do if we get the following error with class components: TypeError: undefined is not an object (evaluating 'this.setState')?
7. How do we access and set React state using Hooks?
8. What are the advantages of using function components with Hooks, in comparison to class components?
9. Do we need to replace all class components with function components using Hooks when updating React?
10. What are the three basic Hooks that are provided by React?

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