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

    <?php
    $num  =  '8' ;
    print  +  + $num;
    ?>
    

1. 1. Error

   
   
   

   2. 8

   
   
   

   3. Nothing

   
   
   

   4. 0

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   The character is type casted to integer before multiplying.

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

    <?php
    $n  =  'n' ;
    print $n * 8;
    ?>
    

1. 1. n

   
   
   

   2. 8

   
   
   

   3. 0

   
   
   

   4. 1

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   Characters cannot be multiplied.

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

    <?php
    $n = 0x6db7;
    print $n<<8;
    ?>
    

1. 1. Error

   
   
   

   2. 0

   
   
   

   3. 7190272

   
   
   

   4. 8

   
   
   

   5. 0x6db7

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   The output is in decimal.

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

    <?php
    $m = 10;
    $n = 11;
    $s = 12;
    print (( +  + $m + $n) >! ($n - $s));
    ?>
    

1. 1. 1

   
   
   

   2. 10

   
   
   

   3. 11

   
   
   

   4. 12

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   Negation of a number is 0.

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

    <?php
    $m = 10; $n = 11; $s = 12;
    print !(( +  + $m + $n) > ($n - $s));
    ?>
    

1. 1. 0

   
   
   

   2. 1

   
   
   

   3. Nothing

   
   
   

   4. Error

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   The equation outputs false .

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