In WordPress, what is the user role with the highest privilege level?

The sections of information that you can visually drag into your sidebar / footer are called?

This filter is used by WP to minimize spam content:

In what folder are Plugins and Themes located?

Before you upgrade WordPress, what is the most important task you must perform?

Is it possible to add a full-featured security plugin to your WordPress installation?

What technique would you use to secure data before rendering it to a user?

Which WP-CLI command would you use to manage the capabilities of a user role?

The WordPress REST API is designed to receive and respond to particular types of requests using basic HTML methods. For example, a request to upload a PHP file into a particular folder on a server might look like the code POST /folder/_file.php. Based on this code, what would you call /folder/_file.php (in REST API terms)?

If you activate or update a plugin and it breaks your site so that you cannot manage it via wp-admin, how can you disable the plugin?

What is the difference between an action and a filter?