WordPress WordPress Plugin Architecture & Configuration

Question 1

What is the minimum required header comment in a WordPress plugin file?

Accepted Answer

Plugin Name:

Answer

Author:

Answer

Version:

Answer

Description:

Question 2

Which WordPress function is used to register an activation hook for a plugin?

Accepted Answer

register_activation_hook()

Answer

add_action('activate')

Answer

plugin_activate()

Answer

wp_register_activation()

Question 3

What WordPress function checks whether a plugin is currently active?

Accepted Answer

is_plugin_active()

Answer

plugin_is_active()

Answer

check_plugin()

Answer

wp_plugin_active()

Question 4

Where should plugin option data typically be stored in WordPress?

Accepted Answer

The wp_options table using the Options API

Answer

A custom flat file

Answer

The wp_posts table

Answer

Session variables

Question 5

What is a WordPress nonce used for in plugin development?

Accepted Answer

Verifying form submissions and protecting against CSRF attacks

Answer

Encrypting user passwords

Answer

Caching database queries

Answer

Registering post types

Question 6

Which WordPress function allows a plugin to add a top-level admin menu page?

Accepted Answer

add_menu_page()

Answer

add_options_page()

Answer

add_dashboard_page()

Answer

register_menu()