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Under what condition may HTIP headers be set from PHP if there is content echoed prior to the header function being used?A . headers_sent() returns trueB . Output buffering is enabledC . The client supports local bufferingD . The webserver uses preemptive modeView AnswerAnswer: B

Which of the following items in the $_SERVER super global are important for authenticating the client when using HTTP Basic authentication? (Choose 2)A . PHP _AUTH_TYPEB . PHP _AUTH_PASSWORDC . PHP _AUTH_DIGESTD . PHP _AUTH_PWE . PHP _AUTH_USERView AnswerAnswer: D, E

What is the output of the following code? function increment ($val) { $_GET['m'] = (int) $_GET['m'] + 1; $_GET['m'] = 1; echo $_GET['m'];View AnswerAnswer: 1

Which of the following statements is true?A . All PHP database extensions support prepared statementsB . All PHP database extensions come with their own special helper functions to escape user data to be used in dynamic SQL queriesC . All PHP database extensions provide an OOP interfaceD . All PHP...

Which of the following does NOT help to protect against session hijacking and fixation attacks?A . Use SSL and set the $secure cookie parameter to true.B . Set the session.use_only_cookies php.ini parameter to 1.C . Set the session.cookie_lifetime php.ini parameter toE . Protect against XSS vulnerabilities in the application.F ....

What is the output of the following code? function increment ($val) { $val= $val+ 1; $val= 1; increment ($val); echo $val;View AnswerAnswer: 1

Which of the following is NOT true about PHP traits? (Choose 2)A . Multiple traits can be used by a single class.B . A trait can implement an interface.C . A trait can declare a private variable.D . Traits are able to be auto-loaded.E . Traits automatically resolve conflicts based...

Given the following code, how can we use both traits A and Bin the same class? (select all that apply) trait A { public function hello() { return "hello"; } public function world() { return "world"; } } trait B { public function hello() { return "Hello"; } public function...

Given the following Date Time object, which sample will NOT alter the date to the value '2014-02-15'? $date= new DateTime('2014-03-15');A . $date->sub(new Datelnterval('PlM'));B . $date->setDate(2014, 2, 15);C . $date->modify('-1 month');D . $date->diff(new Datelnterval('-PlM'));View AnswerAnswer: D

You work for a shared hosting provider, and your supervisor asks you to disable user scripts to dynamically load PHP extensions using the di() function. How can you do this? (Choose 2)A . Set enable_dl to Off in the server's php.ini configuration file.B . Add di to the current value...