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Lesson 1: Intro To Hooks

Hooks Lesson 1 Quiz

Test your knowledge of what you learned in this lesson. Your results will be displayed immediately and emailed to you upon completion.

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First Name

Email*

Can multiple callback functions be added to the same hook?*

Yes

No

Which of the following statements is true? Select all that apply.*

There are hooks built into WordPress core as well as ones from plugins or themes

Action callback functions must echo something

Filters are used to change or modify a value

Filter callback functions must return a value

Which of the following is not a parameter for a hook (add_action or add_filter)?*

Name

Priority

Callback Function

Context

How many arguments are available to use in a hook callback function?*

One

Two

At least one, but it depends on the hook and argument count parameter

At least one, but no more than three.

If there are multiple callback functions attached to the same hook, what determines the order in which they run?*

The priority parameter and if tied, the order they’re entered in code

The order they’re written in the code

The priority parameter. All callback functions need a unique priority.

The order is random.

Made with ❤️ by Ian Svoboda (@iansvo)