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C# QUESTIONS : PART 3

Select output for the following set of code:

 

 static void Main(string[] args)

 {

     int I, J = 0;

     for (I = 1; I < 10; ) ;

     {

         J = J + I;

         I += 2;

     }

     Console.WriteLine("Sum of first 10 even numbers is:"+J);

     Console.ReadLine();

 }

1 2 3 4 5 6 7 8 9

 25

1

 Run time error

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Select the output for the following set of code:

 

 static void Main(string[] args)

 {

     int i, s = 0;

     for (i = 1; i <= 10; s = s + i, i++);

     {

         Console.WriteLine(s);

     }

     Console.ReadLine();

 }

Code report error

 Code runs in infinite loop condition

Code gives output as 0 1 3 6 10 15 21 28 36 45

Code give output as 55

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Select the output for the following set of code :

 

  {

      int i;

      Console.WriteLine("Hi");

      for (i = 1; i <= 10; i++)

          Program.Main(args);

      Console.ReadLine();

  }

Prints ‘Hi’ for one time

Prints ‘Hi’ for infinite times

 Stack overflow exception Condition generated

 None of above mentioned

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Select the output for the following set of code :

 

  static void Main(string[] args)

  {

      int i, j;

      for (i = 1, j = i; i <= 3 && j >= 0; i++, j--)

      {

          if (i == j)

              continue;

          else

              Console.WriteLine(j);

      }

      Console.ReadLine();

  }

i = 0, j = 1;

 i = 1, j = 0;

j = 0;   

None of the mentioned

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. Select the output for the following set of code :

 

 static void Main(string[] args)

 {

     int i = -10;

     for ( ;Convert.ToBoolean(Convert.ToInt32(i)) ;Console.WriteLine(i++)) ;

     Console.ReadLine();

 }

-9 -8 -7 -6 -5 -4 -3 -2 -1

 -10 -9 -8 -7 -6 -5 -4 -3 -2

-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 

 -8 -7 -6 -5 -4 -3 -2 -1

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Select the output for the following set of code :

 

 static void Main(string[] args)

 {

     int i, j;

     for (i = 1; i <= 3; i++)

     {

         j = 1;

         while (i % j == 2)

         {

             j++;

         }

         Console.WriteLine(i + " " + j);

     }

     Console.ReadLine();

 }

11 21 31

1 12 13 1

11 21 31

1 1 2 1 3 1

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Select the output for the following set of code:

 

 static void Main(string[] args)

 {

     float s = 0.1f;

     while (s <= 0.5f)

     {

         ++s;

         Console.WriteLine(s);

     }

     Console.ReadLine();

 }

0.1

 1.1

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What is the output of the following set of code ?

static void Main(string[] args)
{
    int i, j;
    int[, ] arr = new int[ 3, 3];
    for (i = 0; i < 3; ++i)
    {
        for (j = 0; j < 3; ++j)
        {
            arr[i, j] = i * 2 + i * 2;
            Console.WriteLine(arr[i, j]);
        }
        Console.ReadLine();
    }

0,0,0 4,4,4 8,8,8

4,4,4 8,8,8 12,12,12

8,8,8 12,12,12 16,16,16

0,0,0 1,1,1, 2,2,2

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What is the output for the following set of code?

static void Main(string[] args)
 {
     char A = 'K';
     char B = Convert.ToChar(76);
     A++;
     B++;
     Console.WriteLine(A+ "  " +B);
     Console.ReadLine();
 }

M L

U L

L M

A B

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Which statement is correct about following c#.NET code ?
int[] a= {11, 3, 5, 9, 6};

‘a’ is a reference to the array created on stack

‘a’ is a reference to an object created on stack

‘a’ is a reference to an object of a class that compiler drives from ‘System.Array’ class

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Which statement is correct about following set of code ?
int[, ]a={{5, 4, 3},{9, 2, 6}};

’a’ represents 1-D array of 5 integers

a.GetUpperBound(0) gives 9

’a’ represents rectangular array of 2 columns and 3 arrays

a.GetUpperBound(0) gives 2

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Select the output for the following set of code :

static void Main(string[] args)
 {
     int i;
     for (i = 0;  ; )
     {
         Console.WriteLine("hello");
     }
     Console.ReadLine();
 }

No output

hello

hello printed infinite times

Code will give error as expression syntax

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Select the output for the following set of code:

static void Main(string[] args)
  {
      int i = 5;
      for (; Convert.ToBoolean(Convert.ToInt32(i)); Console.WriteLine(i--)) ;
      Console.ReadLine();
  }

4 3 2 1

3 2 1

5 4 3 2 1

2 1

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