public static void main(String[] args) method in Java : SDET Automation Testing Interview

SDET Automation Testing Interview Questions & Answers https://stqatools.com/

We will be covering a wide range of topics including QA manual testing, automation testing, Selenium, Java, Jenkins, Cucumber, Maven, and various testing frameworks.

What is the significance of the public static void main(String[] args) method in Java?

Why is the main method declared as public static?

Explain the purpose of the String[] args parameter in the main method. How can you use it?

Is it possible to have multiple main methods in a single Java class? Why or why not?

What happens if the main method's return type is changed from void to something else, like int?

Why is the main method called a "static" method? What are the implications of this?

Can you run a Java program without the main method? Why or why not?

Explain the difference between the System.out.print() and System.out.println() methods. When would you use each one within the main method?

How can you pass command-line arguments to the main method? Provide an example.

What are some common tasks you might perform within the main method of a Java program?

Why is it recommended to keep the main method short and delegate most of the logic to other methods and classes?

If you have a Java class with the main method, but the class name and filename do not match, will the program run?

How can you terminate a Java program from within the main method before it completes its normal execution?

What is the purpose of the throws clause in the main method's declaration?

Explain the difference between runtime exceptions and checked exceptions in the context of the main method.

Can you overload the main method? If yes, what are the rules for overloading it?

In a multi-threaded application, how is the main method affected by other threads?

What are some best practices for writing clean and effective code within the main method?