Question Bank

Which of the following are steps in the DHCP process? (Select all that apply)

PHP settings can be modified at runtime using the ini_set() function.

What is the spaceship operator in PHP 7/8?

What is the null coalescing operator introduced in PHP 7?

The iterable type hint was introduced in PHP 7.1 for any data type that can be looped via foreach.

PHP 7/8 supports scalar type declarations with strict typing mode.

How can you enable all types of error reporting in PHP?

What keyword is used to declare a variable that retains its value between function calls?

Which PHP configuration setting controls whether errors are displayed on screen?

Which superglobal is a combination of $_GET, $_POST, and $_COOKIE?

Which command-line option allows you to run a single PHP command without a script file?

What function should be used to convert special characters to HTML entities to prevent XSS attacks?

Which error type in PHP suggests updates to code for better interoperability?

Which PHP setting controls whether errors are logged to a file?

What command-line option displays PHP configuration information?

What happens during the Bootstrap stage of a PHP request?

What notation was introduced in PHP 7.1 to indicate that a function can return either the specified type or null?

Which function family handles application output buffering in PHP?

Which function can be used to configure session cookie parameters for security?

What does the strip_tags() function do in PHP?