5 Steps to a 5: AP Computer Science A 2022

go site Cover Title Page Copyright Page Contents Preface Acknowledgments About the Authors Introduction The Five-Step Program STEP 1 Set Up Your Study Program 1 What You Need to Know About the AP Computer Science A Exam Background Information Frequently Asked Questions About the Exam 2 How to Plan Your Time Three Approaches to Preparing for the AP Computer Science A Exam Calendars for Preparing for Each of the Plans STEP 2 Determine Your Test Readiness 3 Take a Diagnostic Exam Using the Diagnostic Exam Diagnostic Exam Answers and Explanations STEP 3 Develop Strategies for Success 4 Strategies to Help You Do Your Best on the Exam Strategies for the Multiple-Choice Section Strategies for the Free-Response Section STEP 4 Review the Knowledge You Need to Score High Unit 0 Background on Software Development What Is Java? What Is a Software Developer? What Is OOP (Object-Oriented Programming)? Viewing the World Through the Eyes of a Software Developer For the Good of All Humankind Choosing Your IDE HelloWorld The Software Development Cycle Designing Class Hierarchy Testing Rapid Review Review Questions Answers and Explanations Unit 1 Primitive Types Introduction Syntax The Console Screen Primitive Variables Mathematical Operations Modifying Number Variables Arithmetic Overflow Types of Errors Rapid Review Review Questions Answers and Explanations Unit 2 Using Objects The Java API and the AP Computer Science A Exam Subset The String Variable The String Object A Visual Representation of a String Object String Concatenation The Correct Way to Compare Two String Objects Important String Methods A String Is Immutable Escape Sequences The Math Class The Integer Class The Double Class Autoboxing and Unboxing Summary of the Integer and Double Classes Rapid Review Review Questions Answers and Explanations Unit 3 Boolean Expressions and if Statements Introduction Relational Operators Logical Operations Precedence of Java Operators Conditional Statements Rapid Review Review Questions Answers and Explanations Unit 4 Iteration Introduction Looping Statements Standard Algorithms Rapid Review Review Questions Answers and Explanations Unit 5 Writing Classes Overview of the Relationship Between Classes and Objects The class Declaration Instance Variables Constructors Methods Putting It All Together: The Circle and CircleRunner Classes Understanding the Keyword new When Constructing an Object The Reference Variable Versus the Actual Object The null Reference Parameters Overloaded Constructors Overloaded Methods static, static, static Data Encapsulation Scope Documentation The Keyword this IllegalArgumentException Rapid Review Review Questions Answers and Explanations Unit 6 Array What Is a Data Structure? The Array How We Use Algorithms Why Algorithms Are Important Algorithm Versus Pseudocode Versus Real Java Code Rapid Review Review Questions Answers and Explanations Unit 7 ArrayList The ArrayList Important ArrayList Methods array vs ArrayList The Accumulate Advanced Algorithm The Find-Highest Advanced Algorithm The Twitter-Sentiment-Analysis Advanced Algorithm The Sequential (or Linear) Search Algorithm Sorting Data Insertion Sort Selection Sort Rapid Review Review Questions Answers and Explanations Unit 8 2D Array The 2D Array More Algorithms The Accumulate Algorithm The Find-Highest Algorithm The Connect-Four Advanced Algorithm Rapid Review Review Questions Answers and Explanations Unit 9 Inheritance Inheritance Polymorphism The Object Class Rapid Review Review Questions Answers and Explanations Unit 10 Recursion Recursion Versus Looping The Base Case Merge Sort Binary Search Rapid Review Review Questions Answers and Explanations STEP 5 Building Your Test-Taking Confidence AP Computer Science A: Practice Exam 1 AP Computer Science A: Practice Exam 1, Part I (Multiple Choice) AP Computer Science A: Practice Exam 1, Part II (Free Response) Practice Exam 1 Answers and Explanations, Part I (Multiple Choice) Practice Exam 1 Answers and Explanations, Part II (Free Response) Scoring Worksheet AP Computer Science A: Practice Exam 2 AP Computer Science A: Practice Exam 2, Part I (Multiple Choice) AP Computer Science A: Practice Exam 2, Part II (Free Response) Practice Exam 2 Answers and Explanations, Part I (Multiple Choice) Practice Exam 2 Answers and Explanations, Part II (Free Response) Scoring Worksheet Appendix Java Quick Reference Free-Response Scoring Guidelines List of Keywords in Java List of Required Runtime Exceptions Language Features and Other Testable Topics Common Syntax Errors for Beginning Java Programmers Online Resources