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Showing content from https://www.geeksforgeeks.org/quizzes/java-basics-and-identifiers/ below:

Quiz about Java Basics and Identifiers

What is the correct way to declare a Java main method?

• public static void Main(String[] args)

• public void main(String args)

• public static void main(String[] args)

• private static void main(String args[])

Which of the following is NOT a valid Java identifier?

What is the output of the following Java program?

public class Geeks {
    public static void main(String[] args) {
        int number = 10;
        System.out.println(Number);
    }
}

Which of the following is NOT a valid Java keyword?

How many keywords are there in Java (as of Java 17)?

What will be the output of the following Java snippet?

public class Geeks {
    static int $count = 5;
    public static void main(String[] args) {
        System.out.println($count);
    }
}

Which statement about Java identifiers is FALSE?

• Identifiers are case-sensitive

• Identifiers can contain spaces

• Identifiers can begin with _ or $

• Identifiers cannot be Java keywords

What is the output of the following Java program?

public class Main {
    public static void main(String[] args) {
        int my_var = 20;
        System.out.println(my_var);
    }
}

What will happen if you use a Java keyword as an identifier?

• The keyword will be ignored

Which of the following is a valid identifier in Java?

There are 10 questions to complete.

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