AP Computer Science

AP Computer Science A (AP CSA)

A. Primitive Types and Variables

1 Introduction to Java: writing your first program
2 Primitive data types (int, double, boolean)
3 Declaring and initializing variables
4 Arithmetic operations and operator precedence
5 Type casting and mixed data type expressions
6 Using constants (final keyword)

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B. Using Objects

1 Creating and using objects (constructors)
2 Calling methods on objects
3 String methods (length, substring, indexOf, etc.)
4 Wrapper classes (Integer, Double) and autoboxing basics
5 Understanding object references and memory

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C. Boolean Expressions and If Statements

1 Relational operators (==, !=, >, <, >=, <=)
2 Logical operators (&&, ||, !)
3 Writing if, if-else, and nested if statements
4 Using boolean variables and flags
5 DeMorgan’s Laws (simplifying logical expressions)

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D. Iteration (Loops)

1 For loops: setup, syntax, and examples
2 While loops: conditions and infinite loops
3 Do-while loops (basic)
4 Nested loops
5 Loop control: break and continue statements
6 Common loop algorithms (counting, accumulating, searching)

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E. Writing Classes

1 Understanding classes and objects
2 Instance variables and constructors
3 Writing accessor (getter) and mutator (setter) methods
4 Overloading constructors and methods
5 Using documentation and comments (Javadoc)

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F. Arrays

1 Introduction to arrays and declaring arrays
2 Accessing and modifying elements
3 Array traversals (using loops)
4 Finding maximum, minimum, and sum in arrays
5 Searching arrays (linear search)
6 Array algorithms: reversing, shifting, copying

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G. ArrayList

1 Introduction to ArrayList class
2 Adding, removing, and setting elements in an ArrayList
3 Traversing an ArrayList with loops
4 Comparing ArrayList and regular arrays
5 ArrayList common algorithms

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H. 2D Arrays

1 Introduction to two-dimensional arrays
2 Accessing and modifying elements in 2D arrays
3 Nested loops for traversing 2D arrays
4 Applications of 2D arrays (tables, grids)

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I. Inheritance

1 Introduction to inheritance and the "is-a" relationship
2 Extending classes and overriding methods
3 Using super to call parent constructors and methods
4 Polymorphism basics (dynamic method binding)
5 Abstract classes and interfaces (intro level)

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J. Recursion

1 Understanding recursion (concept and base case)
2 Writing simple recursive methods
3 Tracing recursive calls
4 Recursion vs iteration (comparison)
5 Common recursion examples (factorial, Fibonacci, binary search)

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K. AP Exam Practice and FRQs (Free-Response Questions)

1 Practicing multiple-choice questions by topic
2 How to read, understand, and answer AP FRQs
3 FRQ practice: writing classes and methods
4 FRQ practice: traversing arrays and ArrayLists
5 FRQ practice: recursion and object relationships
6 Time management strategies for the AP CSA exam