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Java Programming
_1. Introduction of Java
_2. Features of Java
_3. Data types in Java
_4. Operators in Java
_5. Java Keywords
_6. Access Specifier
_7. If...else Statement
_8. Switch Case
_9. Jump Statement
_10. Looping Statement
_11. Function in Java
_12.Constructor in Java
_13. Inheritance in Java
_14. Polymorphism in Java
_15. Recursive method
_16. Interface in Java
_17. Abstraction in Java
_18. Exception Handling
_19. Multi Threading
Interview Question and Answer
_1. Top 10 Java Interview Question and Answers
_2. Top 15 Java Interview Question and Answer
Android Programming
_1. Introduction of Android
_2. Android Architecture
_3. Android Components
_4. Hello world Example

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Introduction of Java

Posted by: gourav kumar

Introduction in Java:- This blog is free to learning online Java Programming Language . There is you find a brief explanation of every tutorial with example at this blog. If you beginners there is the right place to learn Java Programming Language. If you experienced then there is refreshing your knowledge . What is a Java? Ø Java is object oriented programming language that produces software for multiple platforms. Ø Java has developed by Sun Microsystems Inc in 1991 . Ø At the initial level its called a “ Oak ” but its was renamed “ JAVA ” in 1995 . Ø Java was developed by James Gosling , Patrick , ED Frank and Mike Sheridan . What is JVM? JVM is called Java virtual machine . This is act as run time engine . That is use to run a Java programs at a run time. JVM is...

Multithreading in Java

Posted by: gourav kumar

Multithreading in Java Multithreading in Java:- Two and more thread execute on same time is called a multi threading. When two thread working at a time then thread perform independently but its path is different. so at execution time if any exception caught in any one thread then that does not effect on other thread. Multi Threading is used for achieving a multi-taking. Thread :- Thread is a lightweight process. Thread is a basic unit of CPU and which is perform its task independently because its path is different. Thread is a pre defined class in Java which is belongs to the Java.lang package. Most Read:- Difference between Method overloading and overriding Advantage of Multi-Threading :- 1. Thread is independent so it does not block the user. 2. Multi threading perform more than one task using at a time so it is saving the user time. 3. Multi ...

Abstraction in Java and used of abstract class & method in Java

Posted by: gourav kumar

Introduction:- Abstraction in Java and Abstract Class & Method in this tutorial we explain about what is abstraction and also explain about abstract method and abstract class in Java with example . What is abstraction? Abstraction is a process to hiding the certain details from the users and that focus on a service provide to a users is called Abstraction . For example a developer create a calculator in Java and that's providing a service addition, subtraction, multiplication and division. When you use a calculator for addition a two number then user get only output of addition he did not know what is working behind the calculation in a program. Advantage:- 1. Avoid code duplication and increase reusability . 2. The size of code is reduce and reduce complexity . 3. Provide a s...

Top 15 Java Interview questions and answers for freshers

Posted by: gourav kumar

Top 15 Java Interview questions and answers for freshers Top 15 Java Interview questions and answers for freshers:- In This Tutorial we discuss about Some of Important Java Question Which ask in interview. Question 1 : What is the extension of java code file ? Answer- Java file have .java extension. Question 2: What is difference between '==' and 'equals(....)' in comparing the java string? Answer : - When '==' operator for comparing then that point to the same object and if use 'equals(....)' that means that compare the actual string value. more read about operators topic visit here... Question 3:- What are the various access specifier in java? Answer:- Access Modifier in Java is provide a scope of a fields , methods , constructor and class . there have four type of Access Modifier in Java . 1. Public 2. Private 3. Protected 4. Default 1. Public:- Public access modifier...

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Posted by: gourav kumar

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Multithreading in Java

Multithreading in Java

gourav kumar August 31, 2022

Multithreading in Java Multithreading in Java:- Two and more thread execute on sam…

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Top 15 Java Interview questions and answers for freshers

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