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Learn Java programming, object-oriented design, data structures, algorithms, and recursion.
This AP Computer Science A course on Study Mondo covers 11 topics organized across 10 categories. Each topic includes detailed written explanations, worked examples, practice problems with step-by-step solutions, flashcards for review, and interactive lessons to help you master the material.
Primitive Types
Variables, data types, expressions, and assignment statements
Using Objects
Strings, wrapper classes, constructors, and method calls
Boolean Expressions & if Statements
Take a diagnostic test covering all AP Computer Science A units. Get a personalized study plan.
Pick the plan that matches your timeline — from a 1-month build-up to a night-before review.
Jump into high-impact topics and keep your study momentum moving.
Variables, data types, expressions, and assignment statements
Conditional logic, comparison operators, and control flow
Iteration
while loops, for loops, nested loops, and loop algorithms
Writing Classes
Class design, instance variables, methods, constructors, and encapsulation
Array
Array creation, traversal, and common algorithms
ArrayList
ArrayList methods, traversal, and wrapper classes
2D Array
Two-dimensional arrays, nested loops, and row/column traversal
Inheritance
Superclass/subclass, polymorphism, abstract classes, and the Object class
Recursion
Recursive methods, base cases, and recursive algorithms
Start with any category below, or jump to a specific topic that you need help with.
A structured 4-week plan that builds mastery without burning out.
~60 hours total over 4 weeks
Strings, wrapper classes, constructors, and method calls
Conditional logic, comparison operators, and control flow
while loops, for loops, nested loops, and loop algorithms
Class design, instance variables, methods, constructors, and encapsulation
Array creation, traversal, and common algorithms
ArrayList methods, traversal, and wrapper classes
Two-dimensional arrays, nested loops, and row/column traversal
Superclass/subclass, polymorphism, abstract classes, and the Object class
Recursive methods, base cases, and recursive algorithms