What is the default comment setting?

Individual installations of WordPress can be protected with security plugins

Who is eligible to contribute to the continually growing number of templates and plugins offered by WordPress?

What function would you use to check if a plugin is currently active?

'attachment' is a post type?

What constant can you set to control the number of post revisions WordPress keeps?

Which action should be used to add custom links to WordPress admin bar?

To ensure that all HTML tags in a given string are closed correctly and in the correct order, which WordPress function can be used?

Name of the global variable for post types?

How can you profile the SQL queries that WordPress is doing?

which is the best function to use if you want to redirect your visitor to another page within the same WordPress installation?