What object method specifies post-serialization behavior for an object?
                                
A.__sleep()
B.__wakeup()
C.__set_state()
D.__get()
E.__autoload()
                              
Click To Show Ans:B
                        

                                
Which of the following data types is implicitly passed by reference in PHP 5 while it is passed by value
in PHP 4?
                                
A.Class
B.String
C.Object
D.Array
                              
Click To Show Ans:C
                        

                                
Which of the following will set a 10 seconds read timeout for a stream?
                                
A.ini_set("default_socket_timeout", 10);
B.stream_read_timeout($stream, 10);
C.Specify the timeout as the 5th parameter to the fsockopen() function used to open a stream
D.stream_set_timeout($stream, 10);
E.None of the above
                              
Click To Show Ans:D
                        

                                
What function allows resizing of PHP's file write buffer?
                                
A.ob_start()
B.set_write_buffer()
C.stream_set_write_buffer()
D.Change the output_buffering INI setting via ini_set() function
                              
Click To Show Ans:C
                        

                                
What is the error in the following declaration of a static class method?
<?php
 class car {
 static $speeds = array(
 'fast',
 'slow',
 'medium',
);

 static function getSpeeds()
 {
   return $this->speeds;
 }
 }
?>
                                
A.Static methods must not return a value.
B.The use of $this from within static methods is not possible.
C.Static methods need the method keyword instead of the function keyword.
D.There is no static keyword in PHP.
                              
Click To Show Ans:B