legal main method signature in java

Question

class NewClass{
public static void main(String a){
    System.out.print(\"Hello\");
}
}

When I\'m trying to execute above code, then it shows an er

Answer 1

public static void main(String... a) --> Is a method with a variable argument list, that is internally(in the method) treated as an array.

Legal Main Method Signature:

public static void main(String a[])

static public void main(String a[])

public static void main(String[] a)

static public void main(String[] a)

public static void main(String... a)

static public void main(String... a)