Java

Course Overview

The Core Java Course is designed to build a strong foundation in Java programming and Object-Oriented concepts. This course focuses on Java fundamentals, OOP principles, exception handling, collections, multithreading, file handling, and Java 8 features, enabling learners to write clean, efficient, and industry-ready Java code.

Module 1: Introduction to Java

• What is Java?

• History and evolution of Java

• Features of Java

• Java platform & editions:

  • Java SE

  • Java EE

  • Java ME

• Java Virtual Machine (JVM)

• JDK vs JRE

• Java program structure

• Installing Java & IDE setup (Eclipse / IntelliJ)

• Writing and executing first Java program

Module 2: Java Fundamentals & Syntax

• Variables and constants

• Data types (primitive & non-primitive)

• Type casting

• Operators:

  • Arithmetic

  • Relational

  • Logical

  • Assignment

  • Bitwise

  • Ternary

• Input/output operations

• Keywords and identifiers

• Java coding standards

Module 3: Control Statements

• Decision making:

  • if

  • if-else

  • nested if

  • switch case

• Looping statements:

  • for loop

  • while loop

  • do-while loop

• Jump statements:

  • break

  • continue

• Real-world programming examples

Module 4: Object-Oriented Programming (OOPs Concepts)

• Introduction to OOP

• Classes and objects

• Constructors (default & parameterized)

• Methods and method overloading

• Access modifiers

• Encapsulation

• Inheritance (single, multilevel, hierarchical)

• Polymorphism:

  • Compile-time

  • Runtime

• Abstraction

• Interfaces vs abstract classes

• this and static keywords

Module 5: Arrays & Strings

• One-dimensional arrays

• Multi-dimensional arrays

• Array operations

• String class

• StringBuffer and StringBuilder

• String immutability

• Common string methods

• Practical coding examples

Module 6: Exception Handling

• Errors vs exceptions

• Types of exceptions

• Exception hierarchy

• try, catch, finally

• Multiple catch blocks

• throw and throws keywords

• Custom exception creation

• Best practices for exception handling

Module 7: Packages & Access Control

• Java packages overview

• Built-in packages

• User-defined packages

• Creating and using packages

• Access rules

• Import keyword usage

Module 8: Multithreading

• Process vs thread

• Thread lifecycle

• Creating threads:

  • Thread class

  • Runnable interface

• Thread priority

• Synchronization

• Inter-thread communication

• Real-world multithreading examples

Module 9: Java Collections Framework

• Introduction to collections

• List interface:

  • ArrayList

  • LinkedList

  • Vector

• Set interface:

  • HashSet

  • LinkedHashSet

  • TreeSet

• Map interface:

  • HashMap

  • Hashtable

  • LinkedHashMap

  • TreeMap

• Iterator & ListIterator

• Comparable & Comparator

• Use cases and performance comparison

Module 10: File Handling & I/O Streams

• File class

• Byte streams

• Character streams

• Buffered streams

• FileReader & FileWriter

• Serialization & deserialization

• Reading and writing files

Module 11: Java 8 Features

• Introduction to Java 8

• Lambda expressions

• Functional interfaces

• Stream API

• Method references

• Optional class

• Date and Time API

Module 12: Basic Java Utility & Tools

• Wrapper classes

• Autoboxing & unboxing

• Enum

• Annotations (basic)

• Garbage collection

• Memory management basics

Module 13: Mini Projects & Practice

• Core Java console-based projects

• Logical programming challenges

• Real-world problem solving

• Code optimization & review

• Project documentation