AP Exam Live ReviewNone Apr 22, 2025 • 1 min read Each Unit Summary2020 FRQ PracticeEach Unit Summary Unit 1 - Primitive Types Unit 2 - Using Objects Unit 3 - Boolean Unit 4 - Iteration Unit 5 - Classes Unit 6 - Arrays Unit 7 - ArrayList Unit 8 - 2D Arrays Unit 9 - Java Inheritance Unit 10 - Recursion 2020 FRQ Practice 2020 FRQ Practice