public means that the method will be visible from classes in other packages. static means that the method is not attached to a specific instance, and it has no ” this “. It is more or less a function. void is the return type. It means “this method returns nothing”.
Why we use public static void in Java?
The keyword public static void main is the means by which you create a main method within the Java application. It’s the core method of the program and calls all others. It can’t return values and accepts parameters for complex command-line processing.
What if I write static public void main?
If you write static public void instead of public static void then it is perfectly OK. Your Java program will compile and run successfully. It doesn’t really make any difference as long as method name comes last and return type of method comes second last.
What is public in public static void main?
public means You will access anywhere. Static it mainly used for main method because we can call main methodonly one time which is fixed. Void means it doesn’t have any return type. main- where our program start to execute.
Is public static void Main necessary in Java?
The main() method is static so that JVM can invoke it without instantiating the class. This also saves the unnecessary wastage of memory which would have been used by the object declared only for calling the main() method by the JVM.
Can we override static method?
Can we Override static methods in java? We can declare static methods with the same signature in the subclass, but it is not considered overriding as there won’t be any run-time polymorphism.
Why we Cannot override static method?
Overloading is the mechanism of binding the method call with the method body dynamically based on the parameters passed to the method call. Static methods are bonded at compile time using static binding. Therefore, we cannot override static methods in Java.
What is the difference between public static and void?
public − This is the access specifier that states that the method can be accesses publically. static − Here, the object is not required to access static members. void − This states that the method doesn’t return any value.
Can we write void public static main?
Yes, we can change the order of public static void main() to static public void main() in Java, the compiler doesn’t throw any compile-time or runtime error. In Java, we can declare access modifiers in any order, the method name comes last, the return type comes second to last and then after it’s our choice.
Can we replace args in Java?
Java main method is the entry point of any java program. Its syntax is always public static void main(String args) . You can only change the name of String array argument, for example you can change args to myStringArgs .
What is String  args?
String args means an array of sequence of characters (Strings) that are passed to the “main” function. This happens when a program is executed. Example when you execute a Java program via the command line: java MyProgram This is just a test. Therefore, the array will store: [“This”, “is”, “just”, “a”, “test”]
What is the meaning of class public static?
public means that the method is visible and can be called from other objects of other types. … static means that the method is associated with the class, not a specific instance (object) of that class. This means that you can call a static method without creating an object of the class.
What is the significance of the words public static and void?
Answer: public : it is a access specifier that means it will be accessed by publically. static : it is access modifier that means when thejava program is load then it will create the space in memory automatically. void : it is a return type i.e it does not return any value. main() : it is a method or afunction name.