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Ace the AP Computer Science Exam for High Schoolers
Delve into AP Computer Science A fundamentals, gain hands-on Java coding practice, and test your knowledge with practice exams. No background needed—boost your confidence and skills!
What's included
- 189 lessons across 25 modules
- 24 quizzes with instant feedback
- on every lesson
Join 3.1 million developers at
Join 3.1 million developers at
What you'll learn
- Learn some of the basic building blocks of computer science
- Explore Java syntax and get your hands dirty writing code
- Solve real problems with interactive coding projects
- Understand how the exam is structured and scored
- Navigate the exam confidently with three in-browser practice tests
Learning Roadmap
2.
Test Preparation Guidelines
Test Preparation Guidelines
Unpack the core of AP Computer Science exam structure, scoring, and key computational practices.
3.
Before We Begin
Before We Begin
2 Lessons
2 Lessons
Explore the fundamentals of computers, hardware, software, and Java programming essentials.
4.
Introduction to Java
Introduction to Java
8 Lessons
8 Lessons
Enhance your skills in writing basic Java programs, printing styles, and effective commenting.
5.
Unit 1: Primitive Types
Unit 1: Primitive Types
16 Lessons
16 Lessons
Dig deeper into Java variable types, operators, type casting, and practical applications.
6.
Unit 2-1: Using Objects
Unit 2-1: Using Objects
8 Lessons
8 Lessons
Investigate Java classes, objects, constructors, and methods to effectively utilize object-oriented programming.
7.
Unit 2-2: Java Strings
Unit 2-2: Java Strings
11 Lessons
11 Lessons
Master Java Strings by exploring their properties, methods, and avoiding common pitfalls.
8.
Unit 2-3: Java Math and Wrapper Classes
Unit 2-3: Java Math and Wrapper Classes
11 Lessons
11 Lessons
Get familiar with Java's Math class, wrapper classes, and key mathematical computations.
9.
Unit 3: Boolean Expressions and if Statements
Unit 3: Boolean Expressions and if Statements
14 Lessons
14 Lessons
Solve challenges with Boolean expressions and conditional statements to optimize decision-making in algorithms.
10.
Unit 4: Iteration
Unit 4: Iteration
12 Lessons
12 Lessons
Examine iteration concepts in programming, focusing on loops, nested loops, string traversal, and common pitfalls.
11.
Project I: Guess the Right Number
Project I: Guess the Right Number
4 Lessons
4 Lessons
Apply your skills to create a number-guessing game using iterations and conditional statements.
12.
Unit 5: Writing Classes
Unit 5: Writing Classes
14 Lessons
14 Lessons
Deepen your knowledge of creating, structuring, and managing Java classes, constructors, and methods.
13.
Unit 6: Arrays
Unit 6: Arrays
9 Lessons
9 Lessons
Tackle arrays, creation, traversal, enhanced for loops, common mistakes, and functions like Max.
14.
Unit 7-1: ArrayList
Unit 7-1: ArrayList
10 Lessons
10 Lessons
Practice using ArrayLists to manage data collections and perform tasks like removing duplicates.
15.
Unit 7-2: Searching and Sorting Algorithms
Unit 7-2: Searching and Sorting Algorithms
7 Lessons
7 Lessons
Learn how to use searching and sorting algorithms, and tackle ethical data concerns.
16.
Unit 8: 2D Arrays
Unit 8: 2D Arrays
9 Lessons
9 Lessons
Solve 2D arrays challenges: mirror and multiply arrays, avoid common mistakes.
17.
Project II: Tic-Tac-Toe
Project II: Tic-Tac-Toe
7 Lessons
7 Lessons
Work your way through building a Tic-Tac-Toe game with Java and user inputs.
18.
Project III: Amazon's Top 50 Bestselling Books Dataset
Project III: Amazon's Top 50 Bestselling Books Dataset
4 Lessons
4 Lessons
Apply your skills to analyzing Amazon's Top 50 bestselling books with coding tasks.
19.
Unit 9-1: Inheritance
Unit 9-1: Inheritance
8 Lessons
8 Lessons
Dig into inheritance principles, superclass-subclass relations, constructors, types, and banking app design.
20.
Unit 9-2: Polymorphism
Unit 9-2: Polymorphism
8 Lessons
8 Lessons
Follow polymorphism principles in Java to enhance code flexibility and reusability.
21.
Unit 9-3: Abstract Classes and Interfaces
Unit 9-3: Abstract Classes and Interfaces
4 Lessons
4 Lessons
Practice using abstract classes and interfaces to enhance Java code flexibility and organization.
22.
Unit 10: Recursion
Unit 10: Recursion
9 Lessons
9 Lessons
Try out recursive techniques with practical examples, including factorials, Fibonacci, merge sort, and binary search.
23.
Project IV: Doctor on Call
Project IV: Doctor on Call
5 Lessons
5 Lessons
Unpack the core of managing a hospital system through structured coding tasks and role-specific functionalities.
24.
Java Tools and Tips
Java Tools and Tips
3 Lessons
3 Lessons
Go hands-on with essential Java debugging, best coding practices, and Javadoc documentation.
25.
Wrapping Up
Wrapping Up
2 Lessons
2 Lessons
Grasp the fundamentals of key Java methods, concepts, and exam-focused practice.
Certificate of Completion
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Complete more lessons to unlock your certificate
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