Which of the following statements about anonymous functions in PHP are NOT true?
(Choose 2)

What will be the result of the following operation? $a = array_merge([1,2,3] + [4=>1,5,6]);
echo $a[2];

Which of the following functions will allow identifying unique values inside an array?

When using password_hash() with the PASSWORD_DEFAULT algorithm constant, which
of the following is true? (Choose 2)

Which of the following are NOT acceptable ways to create a secure password hash in PHP?
(Choose 2)

What is the preferred method for preventing SQL injection?

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);

Which of the following does NOT help to protect against session hijacking and fixation
attacks?

Please provide the value of the $code variable in the following statement to set an HTTP
status code that signifies that the requested resource was not found.
http_response_code($code);

Which of the following PHP functions can be used to set the HTTP response code?
(Choose 2)