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Welcome to the Miscellaneous Topics in Java MCQs Page

Dive deep into the fascinating world of Miscellaneous Topics in Java with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Miscellaneous Topics in Java, a crucial aspect of Java Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Miscellaneous Topics in Java, 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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Miscellaneous Topics in Java MCQs | Page 18 of 23

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Q171.
What is the output of this program?
    import java.util.*;
    public class genericstack <E>
    {
        Stack <E> stk = new Stack <E>();
	public void push(E obj) 
        {
            stk.push(obj);
	}
	public E pop()
        {
            E obj = stk.pop();
	    return obj;
	}
    }
    class Output
    {
        public static void main(String args[])
        {
            genericstack <String> gs = new genericstack<String>();
            gs.push("Hello");
            System.out.println(gs.pop());
        }
    }
Discuss
Answer: (b).Hello
Q172.
What is the output of this program?
    import java.util.*;
    public class genericstack <E>
    {
        Stack <E> stk = new Stack <E>();
	public void push(E obj)
        {
            stk.push(obj);
	}
	public E pop()
        {
            E obj = stk.pop();
	    return obj;
	}
    }
    class Output
    {
        public static void main(String args[])
        {
            genericstack <Integer> gs = new genericstack<Integer>();
            gs.push(36);
            System.out.println(gs.pop());
        }
    }
Discuss
Answer: (b).36
Q173.
What is the output of this program?
    import java.util.*;
    public class genericstack <E>
    {
        Stack <E> stk = new Stack <E>();
	public void push(E obj)
        {
            stk.push(obj);
	}
	public E pop()
        {
            E obj = stk.pop();
	    return obj;
	}
    }
    class Output
    {
        public static void main(String args[])
        {
            genericstack <String> gs = new genericstack<String>();
            gs.push("Hello");
            System.out.print(gs.pop() + " ");
            genericstack <Integer> gs = new genericstack<Integer>();
            gs.push(36);
            System.out.println(gs.pop());
        }
    }
Discuss
Answer: (d).Hello 36
Q174.
What is the output of this program?
    import java.util.*;
    public class genericstack <E> 
    {
        Stack <E> stk = new Stack <E>();
	public void push(E obj)
        {
            stk.push(obj);
	}
	public E pop()
        {
            E obj = stk.pop();
	    return obj;
	}
    }
    class Output 
    {
        public static void main(String args[])
        {
            genericstack <Integer> gs = new genericstack<Integer>();
            gs.push(36);
            System.out.println(gs.pop());
        }
    }
Discuss
Answer: (d).Compilation Error
Q175.
Which of these Exception handlers cannot be type parameterized?
Discuss
Answer: (d).all of the mentioned
Q176.
Which of the following cannot be Type parameterized?
Discuss
Answer: (a).Overloaded Methods
Q177.
What is the output of this program?
    import java.util.*;
    class Output
    {
        public static double sumOfList(List<? extends Number> list) 
        {
            double s = 0.0;
            for (Number n : list)
                s += n.doubleValue();
            return s;
        }
        public static void main(String args[])
        {
           List<Double> ld = Arrays.asList(1.2, 2.3, 3.5);
           System.out.println(sumOfList(ld));
        }
    }
Discuss
Answer: (b).7.0
Q178.
What is the output of this program?
    import java.util.*;
    class Output
    {
        public static void addNumbers(List<? super Integer> list)
        {
            for (int i = 1; i <= 10; i++)
            {
                list.add(i);
            }
        }
        public static void main(String args[])
        {
           List<Double> ld = Arrays.asList();
           addnumbers(10.4);
           System.out.println("getList(2)");
        }
    }

a.

1

b.

2

c.

3

d.

6

Discuss
Answer: (a).1
Q179.
What is the output of this program?
    import java.util.*;
    public class genericstack <E>
    {
        Stack <E> stk = new Stack <E>();
	public void push(E obj)
        {
            stk.push(obj);
	}
	public E pop()
        {
            E obj = stk.pop();
	    return obj;
	}
    }
    class Output
    {
        public static void main(String args[]) 
        {
            genericstack <Integer> gs = new genericstack<Integer>();
            gs.push(36);
            System.out.println(gs.pop());
        }
    }
Discuss
Answer: (d).Compilation Error
Q180.
What will be the output of the program?

public class Test 
{  
    public static void main(String[] args) 
    { 
        int x = 0;  
        assert (x > 0) ? "assertion failed" : "assertion passed" ; 
        System.out.println("finished");  
    } 
}
Discuss
Answer: (b).Compiliation fails.

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