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Welcome to the java util MCQs Page

Dive deep into the fascinating world of java util with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of java util, a crucial aspect of Java Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of java util, 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 java util. 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 java util. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

java util MCQs | Page 18 of 18

Q171.
What is the output of this program?
    import java.lang.reflect.*;
    class Additional_packages
    {	 
         public static void main(String args[])
         {
	     try
             {
	         Class c = Class.forName("java.awt.Dimension");
		 Method methods[] = c.getMethods();
		 for (int i = 0; i < methods.length; i++)
		     System.out.println(methods[i]);
	     }
	     catch (Exception e)
             {
             System.out.print("Exception");
             }
        }
    }
Discuss
Answer: (b).Program prints all the methods of ‘java.awt.Dimension’ package
Q172.
What is the output of this program?
    import java.util.*;
    class Collection_iterators 
    {
        public static void main(String args[]) 
        {
            LinkedList list = new LinkedList();
            list.add(new Integer(2));
            list.add(new Integer(8));
            list.add(new Integer(5));
            list.add(new Integer(1));
            Iterator i = list.iterator();
            Collections.reverse(list);
	    Collections.sort(list);
            while(i.hasNext())
	        System.out.print(i.next() + " ");
        }
    }
Discuss
Answer: (c).1 2 5 8
Q173.
What is the output of this program?
    import java.util.*;
    class Collection_iterators 
    {
        public static void main(String args[]) 
        {
            LinkedList list = new LinkedList();
            list.add(new Integer(2));
            list.add(new Integer(8));
            list.add(new Integer(5));
            list.add(new Integer(1));
            Iterator i = list.iterator();
            Collections.reverse(list);
	    Collections.shuffle(list);
            i.next();
            i.remove();
            while(i.hasNext())
	        System.out.print(i.next() + " ");
        }
    }
Discuss
Answer: (b).2 1 8
Q174.
What is the output of this program?
    import java.util.*;
    class LOCALE_CLASS
    {
        public static void main(String args[])
        {
            Locale obj = new Locale("HINDI") ;
            System.out.print(obj.getDisplayLanguage());
        }
    
Discuss
Answer: (c).HINDI
Q175.
What is the output of this program?
    import java.util.*;
    class LOCALE_CLASS
    {
        public static void main(String args[])
        {
            Locale obj = new Locale("HINDI", "INDIA") ;
            System.out.print(obj.getDisplayLanguage());
        }
    }
Discuss
Answer: (c).HINDI

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