C# Programming Mock Test 10

10%

Question 1 of 10

1. Which of these classes is used to create servers that listen to either local or remote client programs?

HttpResponse

MimeHeader

ServerSockets

httpServer

Question 1 of 10

Question 2 of 10

2. What is the value returned by the function CompareTo() if the invoking string is less than the string compared?

none of the mentioned

value less than zero

zero

value greater than zero

Question 2 of 10

Question 3 of 10

3. What will be the output of the following C# code snippet?

 class sum   
 {
     public int x;
     public int y;
     public  int add (int a, int b)
    {
        x = a + b;
        y = x + b;
        return 0;
    }
}    
class Program
{
    static void Main(string[] args)
    {
        sum obj1 = new sum();
        sum obj2 = new sum();   
        int a = 2;
        obj1.add(a, a + 1);
        obj2.add(5, a);
        Console.WriteLine(obj1.x + "  " + obj2.y);     
        Console.ReadLine();
    }
}

6, 9

3, 2

9, 10

5, 9

Question 3 of 10

Question 4 of 10

4. Select the type argument of open constructed type?

Gen<int>

None of the mentioned

Gen<>

Gen<T>

Question 4 of 10

Question 5 of 10

5. What will be the output of the following C# code snippet?

 class Program
 {
     static void Main(string[] args)
     {
         String s1 = "Hello World";
         String s2 = s1.Substring(0, 4);
         Console.WriteLine(s2);
         Console.ReadLine();
     }
 }

Hell

Hello World

Hello

Question 5 of 10

Question 6 of 10

6. Choose the base class for string() method.

System.String

System.char

None of the mentioned

System.Array

Question 6 of 10

Question 7 of 10

7. Which of the following job is done by the instruction ++*p for an integer pointer p?

Both increment value contained at address p and increment address contained in p

increment value contained at address p

neither increment value contained at address p nor increment address contained in p

increment address contained in p

Question 7 of 10

Question 8 of 10

8. Choose the correct way to call subroutine fun() of the sample class?

class a
{
    public void x(int p, double k)
    {
        Console.WriteLine("k : csharp!");
    }
}

   delegate void del(int i);
   x s = new x();
   del d = new del(ref s.x);
   d(8, 2.2f);

   delegate void del(int p,  double k);
   del d;
   x s = new x();
   d = new del(ref s.x);
   d(8, 2.2f);

all of the mentioned

   x s = new x();
   delegate void d = new del(ref x);
   d(8, 2.2f);

Question 8 of 10

Question 9 of 10

9. Choose the exceptions generated by the GetResponseStream() method defined by WebRequest.

ObjectDisposedException

All of the mentioned

ProtocolViolationException

IOException

Question 9 of 10

Question 10 of 10

10. Which among the given operators is referred to as 'address of' operator?

Question 10 of 10