200-710 무료 덤프문제 온라인 액세스

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.$date->modify('-1 month');
• B.$date->setDate(2014, 2, 15);
• C.$date->sub(new Datelnterval('PlM'));
• D.$date->diff(new Datelnterval('-PlM'));

From your PHP application, how can you send the same header twice, but with different values?

• A.Use the header_add() function
• B.You may only send a particular type of header once
• C.PHP does that automatically
• D.Set the second argument of the header() function to false

Is the following code vulnerable to SQL Injection ($mysqli is an instance of the MySQLi class)?
$ age= $mysqli->real_escape_string($_GET['age']);
$ name= $mysqli->real_escape_string($_GET['name']);
$ query= "SELECT* FROM 'table' WHERE name LIKE '$name' AND age= $age";
$ results= $mysqli->query($query);

• A.Yes, because the $age variable is improperly escaped.
• B.Yes, because you cannot prevent SQL Injection when using MySQLi
• C.No, the code is fully protected from SQL Injection.
• D.Yes, because the $name variable and the $age variable is improperly escaped.
• E.Yes, because the $name variable is improperly escaped.

What DOM method is used to load HTML files?

• A.load()
• B.loadHTMLFile()
• C.loadXML()
• D.loadHTML()

When retrieving data from URLs, what are valid ways to make sure all file_get_contents calls send a
certain user agent string? (Choose 2)

• A.stream_context_set_option("user_agent", "My Cool Browser");
• B.ini_set('user_agent', "My Cool Browser");
• C.$default_opts = array('http'=>array('user_agent'=>"My Cool Browser")); $default=
  stream_context_set_default($default_opts);
• D.stream_context_set_option($context, "http", "user_agent", "My Cool Browser");