How many elements does the array $pieces contain after the following piece of code has been
executed?
$pieces = explode("/", "///");
                                
A.0
B.3
C.4
D.5
                              
Click To Show Ans:C
                        

                                
Which of the following statements about database connections are commonly true? (Choose 2)
                                
A.Database connections are closed after each SQL statement is executed
B.Database connections are closed at the end of each request
C.Database connections are only closed when the Web server shuts down
D.A single database connection may serve more than one PHP application at the same time
                              
Click To Show Ans:B,C
                        

                                
Which of the following function signatures is correct if you want to have classes automatically
loaded?
                                
A.function autoload($class_name)
B.function __autoload($class_name, $file)
C.function __autoload($class_name)
D.function _autoload($class_name)
E.function autoload($class_name, $file)
                              
Click To Show Ans:C
                        

                                
What SimpleXML function is used to parse a file?
                                
A.simplexml_load_file()
B.simplexml_load_string()
C.load()
D.loadFile()
E.loadXML()
F.None of the above.
                              
Click To Show Ans:A
                        

                                
One common security risk is exposing error messages directly in the browserWhich PHP
configuration directive can be disabled to prevent this?
                                
A.html_display
B.error_reporting
C.display_errors
D.error_log
E.ignore_repeated_errors
                              
Click To Show Ans:C