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Operators - Programming

Q1:

Which of the following statements is correct about the C#.NET code snippet given below? 
int d; 
d = Convert.ToInt32( !(30 < 20) );

A A value 0 will be assigned to d.

B A value 1 will be assigned to d.

C A value -1 will be assigned to d.

D The code reports an error.

E The code snippet will work correctly if ! is replaced by Not.

ANS:B - A value 1 will be assigned to d.

Sample Program: 

bool falseFlag = false;
bool trueFlag = true;

Console.WriteLine('{0} converts to {1}.', falseFlag,
                  Convert.ToInt32(falseFlag));
Console.WriteLine('{0} converts to {1}.', trueFlag,
                  Convert.ToInt32(trueFlag));
The example displays the following output:

       False converts to 0.
       True converts to 1.