Question 1

Name the two co-founders of WordPress

Accepted Answer

Matt Mullenweg & Mike Little

Question 2

How much does WordPress cost?

Accepted Answer

It's free

Question 3

What are breadcrumbs in WordPress themes?

Accepted Answer

A chain of hyperlinks used for hierarchical navigation of the site

Question 4

What does the is_single() function in WordPress do?

Accepted Answer

Returns true when displaying a single post

Question 5

What does switch_to_blog() do?

Accepted Answer

Sets up a different site context in Multisite

Question 6

What are WordPress salts used for?

Accepted Answer

To add randomness to nonces, password hashes and authentication sessions

Question 7

What is WP-CLI?

Accepted Answer

A command line utility to interact with WordPress

Question 8

What is i18n?

Accepted Answer

Internationalization

Question 9

What does the codename Gutenberg refer to in WordPress?

Accepted Answer

The Block Editor

Question 10

What is the WP_Query class used for in WordPress?

Accepted Answer

To query posts, pages and custom post types

Question 11

Which WordPress cache function DOES NOT exist?

Accepted Answer

wp_invalidate_post_caches()

Question 12

What are mu-plugins in WordPress?

Accepted Answer

Plugins that are always active

Question 13

What should you use to deal with performance problems in WordPress?

Accepted Answer

Profiling Tools

Question 14

What is the page caching drop-in called in WordPress?

Accepted Answer

advanced-cache.php

Question 15

How can you easily solve the most common problems in WordPress?

Accepted Answer

By running: wp cache flush

Question 16

What is the imagick PHP extension used for?

Accepted Answer

Image manipulation

Question 17

What are regular expressions usually used for?

Accepted Answer

Complex string matching

Question 18

What are permalinks in WordPress?

Accepted Answer

A resolvable dynamic URL to a specific post

Question 19

What is ElasticPress?

Accepted Answer

A plugin that integrates WordPress with ElasticSearch

Question 20

What is a WordCamp?

Accepted Answer

A WordPress conference

Question 21

What is .htaccess?

Accepted Answer

A drop-in configuration for the Apache webserver

What the WordPress? (WordPress Trivia Quiz)

2) How much does WordPress cost?

3) What are breadcrumbs in WordPress themes?

4) What does the is_single() function in WordPress do?

5) What does switch_to_blog() do?

6) What are WordPress salts used for?

7) What is WP-CLI?

8) What is i18n?

9) What does the codename Gutenberg refer to in WordPress?

10) What is the WP_Query class used for in WordPress?

11) Which WordPress cache function DOES NOT exist?

12) What are mu-plugins in WordPress?

13) What should you use to deal with performance problems in WordPress?

14) What is the page caching drop-in called in WordPress?

15) How can you easily solve the most common problems in WordPress?

16) What is the imagick PHP extension used for?

17) What are regular expressions usually used for?

18) What are permalinks in WordPress?

19) What is ElasticPress?

20) What is a WordCamp?

21) What is .htaccess?