Learn Java Training from the Best Tutors
Affordable fees 1-1 or Group class Flexible Timings Verified Tutors Search in
Asked by Asif Last Modified
Answer This is neccesary because main() is called by the JVM before any objects are made. Since it is static it can be directly invoked the class. Similarly, we use staticsometime for user defined methods so that we need not to make objects. voidindicates that the main() method being declared does not return a value.
read less
Hitesh Gupta
Algomitra Java Tutor
Every computer program needs a starting point of execution and the static main function is the starting point of execution in Java language. Now it was a choice of the language designers of Java to make it that way. But there is a reason to make it static because if it is not static then JVM has to create an instance of the class where the main method is then it has to call the main method, which is an extra overhead in terms of performance.
read less
Whenever we use static keyword before any function it means that the function can be invoked when required without using object. And main() is the function that starts the execution of program. So the function to be invoked by JVM it has to be public. It has to be static so that it can be invoked without creating any object. We can use any other return type like int instead of void if we want main() to return any value.
read lessView 2 more Answers
Related Questions
Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com
Ask a QuestionRelated Lessons
Recommended Articles
Java: An Object-Oriented Language
Java is the most commonly used popular programming language for the creation of web applications and platform today. Integrated Cloud Applications and Platform Services Oracle says, “Java developers worldwide has over 9 million and runs approximately 3 billion mobile phones”. Right from its first implication as java 1.0...
Read full article >
Why Should You Learn Java !
Java is the most famous programming language till date. 20 years is a big time for any programming language to survive and gain strength. Java has been proved to be one of the most reliable programming languages for networked computers. source:techcentral.com Java was developed to pertain over the Internet. Over...
Read full article >
Why Java is the Most Popular Programming Language
Designed in a flexible and user-friendly demeanor, Java is the most commonly used programming language for the creation of web applications and platform. It allows developers to “write once, run anywhere” (WORA). It is general-purpose, a high-level programming language developed by Sun Microsystem. Initially known as an...
Read full article >
Some Popular IT Courses in Current Market
In the domain of Information Technology, there is always a lot to learn and implement. However, some technologies have a relatively higher demand than the rest of the others. So here are some popular IT courses for the present and upcoming future: Cloud Computing Cloud Computing is a computing technique which is used...
Read full article >
Looking for Java Training Classes?
Learn from the Best Tutors on UrbanPro
Are you a Tutor or Training Institute?
Join UrbanPro Today to find students near youThe best tutors for Java Training Classes are on UrbanPro
The best Tutors for Java Training Classes are on UrbanPro
24
