How to write code? Homework from Chapter 1 part 2

Following from the book "AP Computer Science Done Right", available on amazon: www.amazon.com/AP-Computer-Sc...
What are booleans, strings, ints, and doubles? How to represent information as data? How do we write code using an IDE? All of this information plus homework solution to last video [chapter 1 part 2] are in this video.