Core Java Training in Dhaka, Bangladesh

Core Java training introduces learners to the foundational concepts of Java programming, focusing on building robust and platform-independent applications. The course begins with the basics, including data types, operators, control structures, and syntax. It progresses to object-oriented programming concepts like classes, objects, inheritance, polymorphism, and encapsulation. Learners also explore essential features such as exception handling, multithreading, collections, and file input/output operations. By the end of the training, participants are equipped with the skills to create efficient, modular, and maintainable Java applications.

Introduction to Java and Object-Oriented Programming

1. Introduction to Java

• Overview of Java and its features

• Setting up the Java development environment (JDK, IDEs)

• Writing the first Java program

2. Java Fundamentals

• Data types, variables, and operators

• Control statements (if-else, switch, loops)

• Functions and methods in Java

3. Object-Oriented Programming in Java

• Defining classes and creating objects

• Constructors and method overloading

• Encapsulation and data hiding

4. Inheritance and Polymorphism

• Inheritance: extending classes and method overriding

• Polymorphism and dynamic method dispatch

• Practical exercise

Advanced Java Concepts

5. Exception Handling

• Types of exceptions in Java (checked vs unchecked)

• Try-catch blocks and exception hierarchy

• Creating custom exceptions

• Practical exercise

6. Java Collections Framework

• Introduction to collections: Lists, Sets, and Maps

• Iterators and enhanced for loop

• Sorting and filtering collections

• Practical exercise

7. File Handling and Streams

• File I/O streams (FileReader, FileWriter, BufferedReader)

• Reading and writing text files

• Serialization and deserialization in Java

• Practical exercise

8. Java 8 Features

• Introduction to Lambda expressions and functional interfaces

• Stream API and its use cases

• Practical exercise

Advanced Features and Multi-threading

9. Multithreading in Java

• Introduction to threads and concurrency

• Creating threads using Thread class and Runnable interface

• Synchronization and thread safety

• Practical exercise

10. Java 8 Features (Continued)

• Method references and default methods in interfaces

• Optional class and its usage

• Practical exercise

11. Building a Java Application

• Combining concepts from OOP, exception handling, collections, and multithreading

• Best practices for structuring Java applications

• Practical exercise

12. Course Recap and Q&A Session

• Review of key concepts covered in the course

• Open floor for questions and clarifications

• Discussion on next steps and further learning resources