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Welcome to the Classes and Methods MCQs Page

Dive deep into the fascinating world of Classes and Methods with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Classes and Methods, a crucial aspect of Java Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Classes and Methods, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Java Programming.

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Check out the MCQs below to embark on an enriching journey through Classes and Methods. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Java Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Classes and Methods. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Classes and Methods MCQs | Page 9 of 30

Q81.
What is the output of this program?
    class equality 
    {
        int x;
        int y;
        boolean isequal()
        {
            return(x == y);  
        } 
    }    
    class Output 
    {
        public static void main(String args[]) 
        {
            equality obj = new equality();
            obj.x = 5;
            obj.y = 5;
            System.out.println(obj.isequal);
        } 
    }
Discuss
Answer: (b).true
Q82.
Which of this method is given parameter via command line arguments?
Discuss
Answer: (a).main()
Q83.
Which of these data types is used to store command line arguments?
Discuss
Answer: (c).String
Q84.
How many arguments can be passed to main()?
Discuss
Answer: (a).Infinite
Q85.
Which of these is a correct statement about args in this line of code?

public static void main(String args[])
Discuss
Answer: (c).args is an array of String
Q86.
Can command line arguments be converted into int automatically if required?
Discuss
Answer: (b).No
Q87.
What is the output of this program, Command line execution is done as – “java Output This is a command Line”?
    class Output 
    {
        public static void main(String args[]) 
        {
            System.out.print("args[0]");
        }
    }
Discuss
Answer: (c).This
Q88.
What is the output of this program, Command line exceution is done as – “java Output This is a command Line”?
    class Output 
    {
        public static void main(String args[]) 
        {
            System.out.print("args[3]");
        }
    }
Discuss
Answer: (d).command
Q89.
What would be the output of the following snippet, if attempted to compile and run this code with command line argument “java abc Rakesh Sharma”?
public class abc
{
 int a=2000;
public static void main(String argv[])
{
 System.out.println(argv[1]+" :-Please pay Rs."+a);
}
}
Discuss
Answer: (a).Compile time error
Q90.
What would be the output of following snippet, if attempted to compile and execute?
class abc
{
public static void main(String args[])
{
if(args.length>0)
System.out.println(args.length);
}
}
Discuss
Answer: (d).The snippet compiles and runs but does not print anything

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