Yes, all the tutorials in this course are free!
We aren't currently officially partnered with LinkedIn, but you can still add the certificate in the comments in your profile!
The quizzes are online multiple-choice quizzes that test your understanding of the material. Some quizzes will ask you to read documentation or write some code.
Projects walk you through real-life examples and allow you to get hands-on practice with writing code and getting more in depth knowledge about the concepts.