C# Programming Mock Test 3

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

 class Program
 {
     static void Main(string[] args)
     { 
         String c = "i love Csharp";
         bool a;
         a = c.StartsWith("I");
         Console.WriteLine(a);
         Console.ReadLine();
     }
 }

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

 static void Main(string[] args)
 {
     String c = "Hello";
     String a = c + "Bye";
     Console.WriteLine(a);
     Console.ReadLine();
 }

3. Which of these methods of class are used to remove the leading and backward whitespaces?

4. Which return statement correctly returns the output?

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

static void Main(string[] args)
{
    Program p = new Program();
    p.display(2, 3, 8);
    int []a = { 2, 56, 78, 66 };
    Console.WriteLine("example of array");
    Console.WriteLine("elements added are");
    p.display(a);
    Console.ReadLine();
}
public void display(params int[] b)
{
    foreach (int i in b)
    {
        Console.WriteLine("ARRAY IS HAVING:{0}", i);
    }
}

6. Which of the following statements are correct?

7. Which method has the same name as that of its class?

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

 
 static void Main(string[] args)
 {
     string s1 = "Hello I Love Csharp ";
     Console.WriteLine(Convert.ToChar( (s1.IndexOf('I') - s1.IndexOf('l')) * s1.IndexOf('p'));
     Console.ReadLine();
 }

9. Which is the correct way of defining and initializing an array of 3 integers?

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

  
 static void Main(string[] args)
 {
     m();
     Console.ReadLine();
 }
 static void m()
 {
     Console.WriteLine("HI");
     m();
 }