C# DataType MCQs

Question 21: What will be the output of the following program?

public static void Main(string[] args)
{
	object o = "Bill";
		
	Console.WriteLine(o.GetType());
}

Question 22: What will be the output of the following program?

public static void Main(string[] args)
{
	object o = "Bill";
	Change(o);
}
static void Change(object obj)
{ 
	Console.Write("object");
}
	
static void Change(string str)
{ 
	Console.Write("string");
}

Question 23: What will be the output of the following program?

public static void Main(string[] args)
{
	int i=10;
	float f = 34.412F;
	display(i);
	display(f);
}

static void display(float f){
	Console.Write(f + " ");
}

Question 24: What will be the output of the following program?

public static void Main(string[] args)
{
	int i=10;
	float f = 34.412F;
	display(i);
	display(f);
}

static void display(int i){
	Console.Write(i + " ");
}

Question 25: Which of the following convert a string to an int?