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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 7 of 30

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Q61.
How many copies of static and class variables are created when 10 objects are created of a class?
Discuss
Answer: (a).1, 10
Q62.
Can a class be declared with a protected modifier.
Discuss
Answer: (b).False
Q63.
Which is the modifier when there is none mentioned explicitly?
Discuss
Answer: (d).default
Q64.
Arrays in Java are implemented as?
Discuss
Answer: (b).object
Q65.
Which of these keywords is used to prevent content of a variable from being modified?
Discuss
Answer: (a).final
Q66.
Which of these cannot be declared static?
Discuss
Answer: (b).object
Q67.
Which of these methods must be made static?
Discuss
Answer: (a).main()
Q68.
What is the output of this program?
    class access
    {
        public int x;
  static int y;
        void cal(int a, int b)
        {
            x +=  a ;
            y +=  b;
        }        
    }    
    class static_specifier 
    {
        public static void main(String args[])
        {
            access obj1 = new access();
            access obj2 = new access();   
            obj1.x = 0;
            obj1.y = 0;
            obj1.cal(1, 2);
            obj2.x = 0;
            obj2.cal(2, 3);
            System.out.println(obj1.x + " " + obj2.y);     
        }
   }
Discuss
Answer: (d).1 5
Q69.
What is the output of this program?
    class access
    {
       static int x;
       void increment()
       {
           x++;
       }   
     }   
    class static_use 
    {
        public static void main(String args[])
        {
            access obj1 = new access();
            access obj2 = new access();
            obj1.x = 0;   
            obj1.increment();
            obj2.increment();
            System.out.println(obj1.x + " " + obj2.x);
         }
   }
Discuss
Answer: (c).2 2
Q70.
String in Java is a?
Discuss
Answer: (a).class

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