WordPress Interview Questions and Answers

Last updated on Dec 23, 2023
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WordPress Interview Questions

Thinking of making your career as a WordPress Developer? Well, going in the right direction I must say. We should be thankful for the year 2003, as the first version was released this year. Today WordPress holds a market share of around 57.5% or to say it in other words it owns over one-third of the web. You will find infinite opportunities from all the reputed companies and we will help you to grab one of these opportunities by providing deep knowledge of WordPress Interview Questions and Answers. In this social era, designing a good and attractive website for any business is so common to attract customers from all social platforms.

Quick Facts About WordPress
What is the latest version of WordPress? 6.4, released on November 7, 2023
Created By Matt Mullenweg
What language does WordPress use? PHP
WordPress License GNU Public License

Most Frequently Asked WordPress Interview Questions

Here in this article, we will be listing frequently asked WordPress Interview Questions and Answers with the belief that they will be helpful for you to gain higher marks. Also, to let you know that this article has been written under the guidance of industry professionals and covered all the current competencies.

Q1. What is the latest version of WordPress?

The latest version of WordPress is 6.0 and it is released on May 24, 2022.

Q2. Why WordPress is the best CMS?

WordPress is the best CMS in the world because of its features and advantages. It offers an open source environment which makes it completely free to manage and install.

There are many reasons why WordPress is considered the best CMS. Some of them are listed below:

  • Available huge Themes and Plugins
  • SEO Friendliness and Security
  • Open source and Free of Cost
  • A large community of developers and users
  • Inbuilt Admin User Interface and its Speed
Q3. Why WordPress is so popular?

WordPress is popular for several reasons, including:

  • Easy to use: WordPress is relatively easy to use, even for those who are not tech-savvy. The user interface is intuitive and straightforward, and plenty of tutorials and resources are available online to help users get started.
  • Customizable: WordPress is highly customizable, with a vast library of themes and plugins that allow users to modify the look and functionality of their websites. This allows people with different technical expertise to create a website that suits their needs.
  • Free and open-source: WordPress is free to download and use, and it is open-source software, which means that developers can modify and improve it to suit their needs.
  • SEO friendly: WordPress is designed with SEO in mind, making it easy for users to optimize their websites for search engines. This means that WordPress websites tend to rank well in search engine results pages (SERPs).
  • Large user community: WordPress has a large and active user community that constantly develops new plugins and themes, supports users, and shares tips and best practices.

WordPress's popularity can be attributed to its ease of use, customizability, open-source nature, SEO-friendliness, and supportive community.

Q4. Is WordPress.com More Secure than WordPress.org? Why?

Yes. WordPress.com is safer than WordPress.org because WordPress.com has a community and a team which keeps a check on security standards. On the other hand, in WordPress.org you will be more reliant on your web hosting provider. If you are using WordPress.org you need to make sure that your host maintains a gold level security standards.

WordPress.com and WordPress.org are two different platforms with different approaches to security.

WordPress.com is a hosting service that provides users with a managed WordPress platform. In this case, security is managed by the WordPress.com team, who handles all the server maintenance, software updates, and security measures. WordPress.com also has strict security protocols, including SSL certificates, DDoS protection, and firewalls. They also monitor all sites on their platform for suspicious activity and malware.

This means that users are responsible for their own website's security, including server maintenance, software updates, and implementing security measures. While WordPress.org is secure, the level of security depends on the individual user's implementation of security measures.

So, in terms of security, WordPress.com may be considered more secure because the platform is managed by a team of experts responsible for maintaining security protocols. However, this also means users have limited control over their site's security measures. In contrast, WordPress.org gives users more control over their site's security measures but also requires them to maintain and implement those measures.

Q5. What are the differences between WordPress.com and WordPress.org?

WordPress.com and WordPress.org are two different platforms that offer WordPress content management system (CMS) for creating and managing websites.

1. Hosting:

WordPress.com is a fully hosted platform that handles all the technical aspects of running a website, including hosting, security, and backups. On the other hand, WordPress.org is self-hosted, which means you need to find your hosting provider to host your website.

2. Customization:

WordPress.com offers limited customization options and doesn't allow access to the website's core files. In contrast, WordPress.org offers full customization options, allowing you to modify the code and access the website's core files.

3. Plugins and Themes:

WordPress.com offers a limited number of themes and plugins to choose from, whereas WordPress.org offers an extensive library of themes and plugins that you can use to customize your website.

4. Monetization:

WordPress.com doesn't allow you to monetize your website with ads unless you upgrade to a paid plan. However, with WordPress.org, you have complete control over your website, including the ability to monetize it with ads and other methods.

5. Pricing:

WordPress.com offers various pricing plans, from free to premium plans with advanced features. In contrast, WordPress.org is free, but you must pay for hosting and other website-related services.

WordPress.com is a great platform for beginners who want an easy-to-use website builder. At the same time, WordPress.org is more suitable for advanced users who want complete control and customization options over their websites.

Q6. How can you improve the security of your WordPress site?
Here are some tips to increase security on your WordPress website.
  • Keep WordPress updated: WordPress regularly releases updates that address security vulnerabilities, so keeping your WordPress installation up-to-date is crucial to ensure the security of your site.
  • Use strong passwords: Strong passwords include letters, numbers, and special characters. You can ignore easily guessable passwords such as "Your Name" or "123456".
  • Limit Login attempts: This can help prevent brute force attacks. You can use a plugin like Limit Login Attempts Reloaded to limit the number of login attempts.
  • Use a secure hosting provider: Choose a hosting provider that has a good reputation for security and provides SSL encryption.
  • Use two-factor authentication (2FA): Two-factor authentication adds an extra layer of security to your site. You can use a plugin like Google Authenticator or Authy to enable 2FA.
  • Use security plugins: Security plugins like Wordfence, Sucuri, or iThemes Security can help to identify and block potential security threats.
  • Remove unnecessary plugins and themes: Unnecessary plugins and themes can pose a security risk. You should delete any plugins and themes you don't use.
  • Regularly back up your site: Regularly backing up your site can help you restore your site in case of a security breach or a website crash.

By following these steps, you can significantly improve the security of your WordPress site.

Q7. How do you create a custom taxonomy in WordPress?

To create a custom taxonomy in WordPress, follow these steps:

  • Open the functions.php file in your WordPress theme's directory.
  • Add the following code to register a new taxonomy:

    function custom_taxonomy() {
      $labels = array(
        'name'                       => 'Taxonomy Name',
        'singular_name'              => 'Taxonomy Singular Name',
        'menu_name'                  => 'Menu Name',
        'all_items'                  => 'All Items',
        'parent_item'                => 'Parent Item',
        'parent_item_colon'          => 'Parent Item:',
        'new_item_name'              => 'New Item Name',
        'add_new_item'               => 'Add New Item',
        'edit_item'                  => 'Edit Item',
        'update_item'                => 'Update Item',
        'separate_items_with_commas' => 'Separate items with commas',
        'search_items'               => 'Search Items',
        'add_or_remove_items'        => 'Add or remove items',
        'choose_from_most_used'      => 'Choose from the considerable used items',
        'not_found'                  => 'Not Found',
        'no_terms'                   => 'No items',
        'items_list_navigation'      => 'Items list navigation',
        'items_list'                 => 'Items list',
        'back_to_items'              => 'Back to items'
      $args = array(
        'labels'                     => $labels,
        'hierarchical'               => true,
        'public'                     => true,
        'show_ui'                    => true,
        'show_admin_column'          => true,
        'show_in_nav_menus'          => true,
        'show_tagcloud'              => true,
        'rewrite'                    => array( 'slug' => 'taxonomy' )
      register_taxonomy( 'taxonomy', array( 'post' ), $args );
    add_action( 'init', 'custom_taxonomy', 0 );

  • Save the functions.php file.
  • Go to your WordPress admin panel and click on 'Posts' or 'Pages', depending on the post type you assigned your taxonomy to.
  • Click on 'Add New' or edit an existing post/page.
  • In the right sidebar, you should now see a box labeled with the name of your taxonomy. You can add new terms by clicking the '+ Add New Taxonomy' link.

That's it! You have now created a custom taxonomy in WordPress.

Q8. How to change the homepage URL in WordPress?

Here are the steps to successfully change the Homepage URL in Wordpress. Go to the function.php file in your WP theme and use this code:

function redirect_homepage() {
   if( ! is_home() && ! is_front_page() )
   wp_redirect( 'http://siteurl.com/news', 301 );
add_action( 'template_redirect', 'redirect_homepage' );

Q9. How we can change table prefix ( wp_ ) in WordPress?

We can do it 2 ways

  • Before installation : Go to wp_config.php file and rename $table_prefix = 'wp_'; whatever you want.
  • After installation : Go to phpmyadmin -> select your databse -> check all tables -> Add/Update table prefix.
Q10. How to display custom Post in WordPress?

$args = array( 'post_type' => 'blog', 'posts_per_page' => 10 );
$loop = new WP_Query( $args );
while ( $loop->have_posts() ) : $loop->the_post();
   echo '<div class="entry-content">';
   echo '</div>';

WordPress Developer Interview Questions

"Why do we actually need a WordPress developer?". People want to build amazing websites with it. But whenever these websites become more and more complex and heavy, admins all over the world will search for a good WordPress developer.

WordPress Developer Interview Questions
These are the qualities an interviewer is looking for in their candidates and we are here to help you achieve them. So let's begin with WordPress Developer Interview Questions. The desirable qualities of a developer are to be able to manage both the front-end and back-end website management and you can do this when you have a good grasp of the web programming languages and knowledge of all the important tools and plugins.
  • Which function is used to get the website URL in WordPress?
  • What is the custom field in the website?
  • What are the points to remember while using plugins in WordPress?
  • What techniques can be used to prevent brute force login attacks?
  • How would you change all the occurrences of "Best Interview Questions" into "Best Interview Question & Answers" in post/page contents, when viewed before 1 AM?


The demand for this website management system is so huge that there could be many more questions related to it but we have tried to cover most of them. By going through these WordPress interview questions and practicing more of them, you will surely gain confidence in your preparation and are ready to take one step forward in cracking your interview. In the end, we all are human and mistakes are an integral part of being human. Let us know if you found some mistakes or important questions which we missed. If you are looking for an opportunity to move ahead in your career as a WordPress developer or if you are looking for WordPress Developer Interview Questions for Freshers or Experienced that can help you crack your interview.

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