Certified Java Programmer

1.1 Introduction to Java Programming.
1.2 Setting up the development environment (JDK and IDE).
1.3 Understanding the Java Virtual Machine (JVM) and platform independence.

2.1 Java Variables and Literals
2.2 Java Data Types (Primitive)
2.3 Java Operators
2.4 Java Basic Input and Output
2.5 Java Expressions, Statements and Blocks

3.1 Syntax and Data Types: Variables, constants, data types, type casting.
3.2 Control Flow Statements: if-else, switch-case, loops (for, while, do-while).
3.3 Operators: Arithmetic, relational, logical, and bitwise operators.
3.4 Arrays and Strings: Declaring, initializing, and manipulating arrays and strings.

4.1 Introduction to OOP Concepts: Classes, objects, methods, and constructors.
4.2 Encapsulation and Access Modifiers: Private, public, protected.
4.3 Inheritance: Single and multilevel inheritance, method overriding.
4.4 Polymorphism: Compile-time and runtime polymorphism.
4.5 Abstraction: Abstract classes and interfaces.

5.1 Exception Handling: Try-catch blocks, throw and throws, custom exceptions.
5.2 Multithreading Basics: Thread lifecycle, creating and running threads, synchronization.

6.1 File Handling: Reading and writing files using File and BufferedReader/BufferedWriter.
6.2 Collections Framework: Lists, Sets, Maps, and their implementations.
6.3 Java 8 Features: Streams, Lambda expressions, Functional interfaces.