1. PlacementQuestion
2. PHP Interview Questions
3. Online Test for PHP

Online Test for PHP

1. Find Error/Output in follwing code:

                                
<?php

$val1 = 42;

if(ctype_digit($val1)) {

  echo "Integer";

} else {

  echo "Not Integer";

}



$val2 = '42';

if(ctype_digit($val2)) {

  echo "Integer";

} else {

  echo "Not Integer";

}

?>

                                

Not Integer Integer
Integer Not Integer
Integer Integer
Not Integer Not Integer

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2. In PHP 5, how can you write a class so that some of its properties cannot be accessed from outside its methods?
   By declaring the class as private
   By declaring the property as private
   It cannot be done
   By writing a property overloading method

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3. If class implementing the interface does not use exact same method signatures as are defined in the interface. Will show
   No Error
   Fatal Error
   Warning Error
   Notice Error

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4. What function split an array into chunks?
   array_chunk()
   array_split()
   array_split_chunk
   array_chunks()

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5. _______ function is used to sort an array in ascending order by value while preserving key associations.
   ksort()
   asort()
   krsort()
   usort()

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6. PHP stands for
   Process Hypertext Preprocessor
   Preprocessor Hypertext
   Hypertext Preprocessor
   None of the above

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7. To create instance of class "new" keyword is not required.
   True
   False

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8. The variable name is case-sensitive in PHP.
   True
   False

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9. If property of class is declare using var then PHP5 will treat the property as?
   Protected
   Private
   Public
   Final

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10. What will range('a', 'z') return?
    Find difference between 'a' to 'z'
    An alphabetically ordered array of letters from 'a' to 'z'
    Will only apply on integer value
    None of the above

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