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Java topics list for Beginners
Temat dodano 2024-06-10 08:56:29

If you're just starting with Java, it's essential to cover fundamental topics that will give you a strong foundation in the language. Here is a comprehensive list of Java topics for beginners, organized in a logical sequence to facilitate learning:

1. Introduction to Java

  • What is Java?
  • History of Java
  • Features of Java
  • Java Development Kit (JDK), Java Runtime Environment (JRE), and Java Virtual Machine (JVM)
  • Installing JDK and setting up the environment

2. Basic Syntax

  • Writing your first Java program
  • Understanding the structure of a Java program
  • Comments in Java
  • Java identifiers and keywords
  • Visit - Java Classes in Solapur

3. Data Types and Variables

  • Primitive data types (int, float, double, char, boolean, etc.)
  • Non-primitive data types (Strings, Arrays, Classes, etc.)
  • Variables and constants
  • Type casting and type conversion

4. Operators

  • Arithmetic operators
  • Relational operators
  • Logical operators
  • Assignment operators
  • Unary operators
  • Ternary operators
  • Bitwise operators

5. Control Statements

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

6. Arrays

  • One-dimensional arrays
  • Multi-dimensional arrays
  • Array manipulation and common operations
  • Enhanced for loop

7. Strings

  • String class and its methods
  • String concatenation and comparison
  • StringBuilder and StringBuffer
  • Immutable strings

8. Methods

  • Defining and calling methods
  • Method overloading
  • Passing arguments and returning values
  • Recursion

9. Object-Oriented Programming (OOP) Concepts

  • Classes and objects
  • Constructors
  • Instance and class variables (static variables)
  • Instance and class methods (static methods)
  • this keyword

10. Inheritance

  • Types of inheritance
  • super keyword
  • Method overriding
  • Dynamic method dispatch
  • Abstract classes and methods
  • Interfaces
  • Visit - Java Course in Solapur

11. Polymorphism

  • Compile-time polymorphism (method overloading)
  • Runtime polymorphism (method overriding)
  • Type casting in objects

12. Encapsulation

  • Access modifiers (private, default, protected, public)
  • Getter and setter methods

13. Abstraction

  • Abstract classes
  • Interfaces and their use

14. Packages and Access Modifiers

  • Creating and using packages
  • Importing packages
  • Understanding the role of access modifiers in packages

15. Exception Handling

  • Types of exceptions
  • Try-catch block
  • Finally block
  • Throwing exceptions
  • Creating custom exceptions

16. Basic Input and Output

  • Reading input using Scanner class
  • Writing output using System.out
  • File I/O basics (FileReader, FileWriter, BufferedReader, BufferedWriter)

17. Collections Framework

  • Introduction to the Collections Framework
  • List, Set, and Map interfaces
  • Commonly used classes: ArrayList, LinkedList, HashSet, TreeSet, HashMap, TreeMap
  • Iterating over collections (Iterator, for-each loop)

18. Introduction to Java 8 Features

  • Lambda expressions
  • Functional interfaces
  • Stream API
  • Default and static methods in interfaces

19. Basic Concurrency

  • Introduction to threads and multithreading
  • Creating and running threads
  • Thread lifecycle
  • Synchronization
  • Concurrency utilities (Executors, Concurrent collections)

20. Basic GUI Programming (Optional)