WordPress Developer Interview Questions and Answers
There is a list of top frequently asked WordPress interview questions and answers are given below.
1. What is WordPress?
Ans – WordPress is a free open-source content management system (CMS) written PHP language. The first version of WordPress was released in 2003. It allows users to create dynamic websites from personal blogs to E-commerce.
2. What is a plugin in WordPress?
Ans – In WordPress, Plugins are a piece of code that contains one or more functions written to extend and add to the functionality of an existing WordPress website. The plugin offers custom functions and provides many features so that each user can tailor their site to their specific requirements.
2. Classic Editor
3. Where is WordPress Content stored?
Ans – The WordPress contents are stored in the MySQL database on the server.
4. Differences between posts and pages in WordPress
|1. Posts are dynamic content.||1. Pages are static content.|
|2. Posts are timed entries.||2. Pages are timeless entries.|
|3. Posts aren't permanent entries.||3. Pages are permanent entries.|
5. Why does WordPress use MySQL?
Ans – WordPress uses MySQL because there are some following reasons:
6. How many default tables in WordPress?
Ans – There are 12 tables in WordPress, those are:
i. wp_options ii. wp_users iii. wp_links iv. wp_commentmeta v. wp_term_relationships vi. wp_postmeta vii. wp_posts viii. wp_term_taxonomy ix. wp_usermeta x. wp_terms xi. wp_termmeta xii. wp_comments
7. What is the prefix of WordPress default tables?
Ans – wp_ is the prefix of WordPress default tables.
8. What is WordPress loop?
Ans – In WordPress, The Loop is the PHP code used to display posts.
9. What is Child Theme in WordPress?
Ans – The extension of a parent theme is called a child theme.
10. How to run a database query on WordPress?
Ans – WordPress’s Query function allows you to execute any SQL query on the WordPress database. It is best used when there is a need for specific, custom or complex SQL queries. It has the following syntax:
11. What do you mean by Custom field in WordPress?
Ans – It is a feature in WordPress which allows users to add additional information when writing a post. It also referred to as post meta.
12. What is taxonomy?
Ans – In WordPress, a taxonomy is a grouping mechanism for some posts. There are two types of default taxonomies in WordPress. Those are:
13. What are importers in WordPress?
Ans – In WordPress, Importers are plugins that provide the functionality to import a bulk XML file with any number of records. It enables to import of Posts, Page, Custom Posts and Users data in an XML file.
14. How can you disable comments in WordPress?
Ans – To disable comments in WordPress, there are some following steps:
15. What are hooks?
Ans – Hooks are a generic term in WordPress that allow your plugin into the rest of the WordPress, by calling your custom functions at specific times.
16. How many types of hooks in WordPress? explain it.
Ans – In WordPress, There are two types of hooks:
17. Difference between include and require.
Ans – If an error occurs, the include() function generates a warning, but the script will continue execution.
The require() generates a fatal error, and the script will stop.
18. What are the template tags in WordPress?
Ans – In WordPress, templates tags are PHP functions that are used to display information dynamically or customizing blog template.
i. get_header() ii. get_footer() iii. bloginfo() iv. wp_title() v. wp_enqueue_script() vi. category_description()
19. Which function is used to get the website URL in WordPress?
Ans – get_site_url() function is used to get website url in wordpress.
20. What are the rules that you have to follow for WordPress plugin development?
Ans – There are some following rules to develop WordPress plugin