Basic Java Programming Roadmap

Master the fundamental concepts and skills of Java programming to build your first applications.

Trở về lộ trình
Stage Main Topic Content & Learning Activities Objectives & Deliverables
1 Introduction & Setup
  • Learn about Java, JVM, JDK, JRE.
  • Install the JDK and an IDE (IntelliJ IDEA, Eclipse).
  • Write and run your first "Hello, World!" program.
  • Understand the role of Java and its components.
  • Successfully set up the programming environment.
2 Basic Syntax & Variables
  • Learn the basic structure of a Java program.
  • Declare and use variables and constants.
  • Get familiar with primitive data types.
  • Use the `Scanner` class for console input/output.
  • Write simple programs using variables.
  • Understand how to store different types of data.
3 Operators and Expressions
  • Use arithmetic, comparison, and logical operators.
  • Understand operator precedence.
  • Perform calculations and comparisons in Java.
  • Write logical expressions.
4 Control Flow
  • Branch logic with if-else and switch-case statements.
  • Perform iteration with for, while, and do-while loops.
  • Control the program's execution flow.
5 Methods
  • Organize code into reusable logical blocks.
  • Pass data to methods via parameters.
  • Receive return values from methods.
  • Learn about method overloading.
  • Write structured and maintainable code.
6 Arrays and Strings
  • Store and process a collection of data with arrays.
  • Use the `String` class and its methods.
  • Work with data collections.
  • Process text.
7 Classes and Objects (Overview)
  • Understand the basic concepts of Object-Oriented Programming (OOP).
  • Define a class and create an object.
  • Start thinking in an object-oriented way.
8 Java Collections Framework (Basics)
  • Use `ArrayList` to manage dynamic lists.
  • Use `HashMap` to store key-value data.
  • Choose the appropriate data structure for the problem.
9 Exception Handling
  • Handle errors with try-catch-finally blocks.
  • Understand exception types (checked vs. unchecked).
  • Write robust programs that can handle errors.
10 Basic Input/Output (I/O)
  • Use `FileReader` and `BufferedReader` to read files.
  • Use `FileWriter` and `BufferedWriter` to write files.
  • Perform basic file read/write operations.
11 Small Consolidation Project
  • Apply learned knowledge to build a console application.
  • Suggestions: Student management, simple note-taking app.
  • Consolidate knowledge and have a first practical product.