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What will happen if a Java Class has no Main Method?
Nothing will happen. There is no restriction that every Java class must have a main method. The only program is that, this class cannot be executed as a standalone java program.
Are you allowed to declared main method in every class?
Yes. Every Java class can have a main method
Can java program can be written without main?
No, main() class is required to execute the program as that's the starting point of the program.
How to write java program without using main method?
Java program without mainWe need a main method for executing a program.But YES we can write a program without using main() method.TRICK 1 of 2 :: while writing applets in java we don't use main... we use init() method instead.TRICK 2 of 2 :: using 'static' we can write a program whic will execute successfully and output the desired message on screen. Here it is :: class Mohit{ static { System.out.println("This java program has run without the main method"); System.exit(0); } } -->save the program as Mohit.java to compile::javac Mohit.java (in command prompt) to run ::java Mohit(command prompt) output will be ::This java program has run without the main methodWhoa!!!!! we are done.;)
What is the name of the function which must be defined in a Java program?
The main function. Every program must have a main function and it must be declared static.
How do you call main class with in main class in java?
We can't call a class. We always call a method in java.
What is the task of main method in a java program?
The main method is simply an entry point to your executable code. When you run a Java program, it looks for a main method as the first section of code to execute, which is why all of your programs start there.
Why main is used in java?
In java need main() method. without main() in java we won't run the java programe main() signals the entry point to the program - it tells the Java Virtual Machine which is the first program that should be executed.
Can you run java program without applying main method?
yes we can run java program without using main. we can run program by declaring the variable static..
What is task of main method in Java?
All applications must start their execution from somewhere. In java that is the main method of a class.
Is it possible to define a java static method inside a main method?
Because, the main method is the starting point of the java program and if we need an object of that class even before the main can be invoked, it is not possible. Hence it is declared static so that the JVM Can acess the main method without having to instantiate that particular class
Explain the structure of a java program?
The fundamental structure of any Java programme should look like: [package declarations] [import statements] [class declaration] An example is given below: package abc; import java.lang; class Demo { public static void main(String[] args) { Sytem.out.println("Hello! World"); } } //The file containing this class must be named Demo.java
