Java Programming

• Basic fundamentals
• OOPs concepts
• Inheritance
• Operators
• Input and Output
• Arrays
• Methods in Java
• Java Packages

• Constructors
• Exception Handling
• Interfaces and Abstract Classes
• Collection in Java
• Multithreading
• File Handling
• Networking in Java

Basic fundamentals

1. Java Programming Language Introduction
2. Java Version History
3. Install Java on Windows, Mac and Linux
4. Structure of Java Program
5. Differences between JDK, JRE and JVM
6. Comments in Java
7. Java Identifiers
8. Data types
9. Enum
10. Modifiers
11. Decision Making (if, if-else, switch, break, continue, jump)
12. Switch Statement in Java
13. Forward declarations
14. Widening Primitive Conversion
15. Arrays
16. Methods

OOPs concepts

1. Classes and Objects
2. Java – Constructors
3. Swap objects
4. Inheritance in Java
5. Encapsulation in Java
6. Abstraction in Java
7. Run-time Polymorphism in Java
8. Access Modifiers
9. this reference
10. Method Overloading
11. Method Overriding

Inheritance

1. Inheritance in Java
2. Multiple Inheritance
3. Extends, super Keywords
4. Inheritance and constructors
5. Interfaces and Inheritance
6. Final class
7. Override private methods

Operators

1. Operators
2. Bitwise operators in Java
3. new operator
4. instanceof operator
5. Autoboxed Integer objects
6. Addition and Concatenation

Input and Output

1. Character Stream
2. Byte Stream
3. Command Line arguments
4. Scanner Class
5. Reading input from console

Arrays

1. Arrays in Java
2. Jagged Array
3. Array vs ArrayList in Java

Methods in Java

1. Methods Passing parameters
2. Return Multiple values
3. Variable Arguments
4. Method Overloading
5. Overloading main()
6. Private and final methods
7. Passing and Returning Objects in Java

Java Packages

1. Packages Introduction
2. java.io package
3. java.lang package
4. java.util package

Constructors

1. Constructors in Java
2. Default constructor
3. Assigning values to static final variables
4. Copy Constructor
5. Private Constructors and Singleton Classes
6. Singleton Class
7. Constructor Overloading

Exception Handling

1. Exceptions
2. print Exception messages
3. Types of Exceptions
4. Catching base and derived classes as exceptions
5. Checked vs Unchecked Exceptions

Interfaces and Abstract Classes

1. Interfaces
2. Access specifier for methods in interfaces
3. Access specifiers for classes or interfaces
4. Abstract Classes
5. Difference between Abstract Class and Interface in Java
6. Comparator Interface
7. Java Interface methods
8. Nested Interface

Collection in Java

1. Collections
2. Class in Java
3. Enumeration, Iterators and List Iterators Using Iterators
4. Types of iterator
5. AbstractList
6. LinkedList
7. Immutable List
8. Queue
9. Deque
10. Set
11. Map
12. HashTable
13. Stack
14. Vector
15. Vector vs ArrayList
16. ArrayList vs LinkedList
17. Comparable vs Comparator
18. HashMap vs HashTable

Multithreading

1. Multithreading
2. Lifecycle of a thread
3. States of a thread
4. Methods to prevent thread execution
5. Java Thread Priority
6. Deadlock in java

File Handling

1. File class
2. Reading a text file in Java
3. file permissions in java
4. Delete a file using Java
5. Delete duplicate lines in text file

Networking in Java

1. Socket Programming
2. URL class in Java