1. What will be the output of the following PHP code ?
   

   <?php
   switch($k)
   {
   case 2:
       print "First";
       break;
   case k:
       print "Second";
       break;
   }
   ?>
   

1. 1. Undefined variable: k

   
   
   

   2. First

   
   
   

   3. Second

   
   
   

   4. Nothing

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   Case cannot be defined by a variable.

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2. What will be the output of the following PHP code ?
   

   <?php
   switch($t)
   {
   case 2:
       print "Interview";
       break;
   case 1:
       print "Mania";
       break;
   }
   ?>
   

1. 1. Error

   
   
   

   2. Interview

   
   
   

   3. Interview Mania

   
   
   

   4. Mania

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   Error Undefined variable: t

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3. What will be the output of the following PHP code ?
   

   <?php
   $k = 1;
   switch(print $k)
   {
   case 2:
       print "Statement1";
       break;
   case 1:
       print "Statement2";
       break;
   default:
       print "Statement3";
   }
   ?>
   

1. 1. Error

   
   
   

   2. Statement1

   
   
   

   3. Statement3

   
   
   

   4. 1Statement2

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   Print returns 1,thus it gives case 1.

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4. What will be the output of the following PHP code ?
   

   <?php
   const $k = 10;
   switch($k)
   {
   case 10:
       print "First";
       break;
   case 11:
       print "Second";
       break;
   default:
       print "Third";
   }
   ?>
   

1. 1. Third

   
   
   

   2. Second

   
   
   

   3. Error

   
   
   

   4. First

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   Constants cannot be used in switch cases.

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5. What will be the output of the following PHP code ?
   

   <?php
   $s = 2.2;
   switch($s)
   {
   case 2.1:
       print "Option A";
       break;
   case 2.2:
       print "Option B";
       break;
   default:
       print "Option C";
   }
   ?>
   

1. 1. Error

   
   
   

   2. Option A

   
   
   

   3. Option B

   
   
   

   4. Option C

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   it compares it with 2.2 and thus prints Option B and exits.

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