java interview questions and answers || why should I learn Java?

java interview questions and answers. Java is a most famous programming language in these days. So my first question for you why should I learn Java? there are lots of programming languages on the market. so in this tutorial, we are going to focus on java interview questions and answers and some points you should know about java.

 Some key points which will clear why we should go with Java and some java interview questions.

  • Java is widely used in the Desktop application, web application, mobile development, games etc.
  • Java is an object-oriented programming language. Its follow all the oops concept like Object, Class, polymorphism, Inheritance, Encapsulation, Abstraction etc.
  • Java is platform independent and strongly secured programming language so we can develop enterprises application like banking application.
  • Java is very simple to code easy syntax based on c++ and supporting automatic garbage collection.

Billions of application in the current market are running on the Java technology. Java has its own benefits nowadays in mobile application development also using java programming example android application development. From 1995 to current date. sun team and now Oracle team continue launched its JDK versions or we can say java versions. and in every update, they providing an easy and strong way to programming with java and update the feature. That is the reason for its high demand.

Some important Point you should know as a Java developer.

Q> What is java in simple and in one line.

“Java is secured high-level object-oriented programming language.”

Q> When and Who developed java.

In 1995, developed by James Gosling.

Q> Where we use java.

  • Web Applications.
  • Mobile Application.
  • Enterprise Application.
  • Robotics.
  • Gaming.

Q> What is JDK and JRE in java.

Java development kit(JDK) which is used to develop java program which contains JRE and development tools.

JRE is java runtime enviorment, Its provide run time enviorment for your java code It helps to run your java code.

Q> What is JVM.

Read about JVM >>>

   Java oops interview questions and answers

“So let’s start the programming with java. In next tutorials, I will try to solve real-time programming problem with java. which is very painful for beginners and college student.”

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