📚 Core Java – Course Content

1. Introduction to Java

• What is Java and its features
• Java platform & JVM, JRE, JDK
• Java installation and setup
• First Java program
• Java program structure

2. Java Basics & Syntax

• Variables and data types
• Keywords and identifiers
• Type casting
• Operators (Arithmetic, Relational, Logical, Bitwise)
• Input using Scanner

3. Control Statements

• Conditional statements (if, if-else, switch)
• Looping statements (for, while, do-while)
• Break, continue, return

4. Arrays & Strings

• Single & multi-dimensional arrays
• Array operations
• String class and methods
• StringBuffer & StringBuilder
• Difference between mutable & immutable strings

5. Object-Oriented Programming (OOP)

• Class and object
• Constructors
• Inheritance
• Polymorphism (method overloading & overriding)
• Encapsulation
• Abstraction

6. Java Packages & Access Modifiers

• Packages and their usage
• Built-in packages
• User-defined packages
• Access modifiers (public, private, protected, default)

7. Exception Handling

• Types of exceptions
• Try, catch, finally
• Throw & throws
• Custom exceptions

8. Multithreading

• Introduction to threads
• Thread lifecycle
• Creating threads (Thread class & Runnable interface)
• Synchronization basics

9. Collections Framework

• Introduction to Collections
• List (ArrayList, LinkedList)
• Set (HashSet)
• Map (HashMap)
• Iterator & Comparable basics

10. File Handling & I/O

• File class
• Reading & writing files
• Byte streams & character streams
• Serialization basics

11. Java Utility & Important Classes

• Wrapper classes
• Date & Time basics
• Math class
• Scanner & Utility classes

12. Mini Projects & Practical Work

• Console-based applications
• Student management system
• Banking application (basic)
• Menu-driven Java programs
• Logic-based coding assignments