If you are a WordPress developer, there are several WordPress interview questions you should know how to answer.
What is WordPress?
WordPress is a free, open-source website creation platform. On a more technical level, WordPress is a content management system (CMS) written in PHP that uses a MySQL database. In non-geek speak, WordPress is the easiest and most powerful blogging and website builder in existence today.
As of April 2018, it is the most popular website management system in the world.
When was WordPress released?
WordPress was released in 2003 with the latest version being WordPress 4.9.7 released on July 5, 2018.
What Do You Need to Run WordPress?
Here is what is recommended:
- PHP version 7.2 or greater
- MySQL version 5.6 or greater OR MariaDB version 10.0 or greater
- HTTPS support
- Apache is recommended for running WordPress, but any server that supports PHP and MySQL
WordPress.com vs WordPress.org (What is the Difference?)
The difference is the host. With WordPress.org – you host your own website; with WordPress.com – they host it for you.
Where is the WordPress content stored?
All WordPress content is stored in the MySQL database on Server.
- Simplicity – it’s quick and easy to use
- Numerous Plugins
- Flexibility – you can create everything from blogs to business websites
- Publishing Tools – you can easily manage your content
- Media Management – quick and easy image upload
What are WordPress Plugins?
WordPress offers a huge variety of plugins for maximum flexibility when it comes to creating a website.
You can add spam protection, social networking, complex galleries, calendars, forums, and hundreds of other plugins and features.
Debugging in WordPress.
Debugging PHP code is part of any project, but WordPress comes with specific debug systems designed to simplify the process as well as standardize code across the core, plugins and themes. This page describes the various debugging tools in WordPress and how to be more productive in your coding as well as increasing the overall quality and interoperativity of your code.
For non-programmers or general users, these options can be used to show detailed information about errors.
What are hooks in WordPress?
Hooks are a way for one piece of code to interact/modify another piece of code at specific, pre-defined spots. They make up the foundation for how plugins and themes interact with WordPress Core, but they’re also used extensively by Core itself. … Actions allow you to add data or change how WordPress operates.
What are WordPress Taxonomies?
A taxonomy within WordPress is a way of grouping posts together based on a select number of relationships. By default, a standard post will have two taxonomy types called Categories and Tags which are a handy way of ensuring related content on your website is easy for visitors to find.
Is a Website on WordPress safe?
Yes, your website is safe on WordPress but you should keep your WordPress up to date to avoid hacking.
Is WordPress Good for SEO?
One of the very useful WordPress features is its inbuilt SEO search engine as well as additional plugins that are great for SEO and ranking on search engines.
What Are Custom Fields in WordPress?
Custom fields in WordPress can be assigned to a post for extra information. It is basically meta-data to include bits of information such as… Well, whatever you can think of. Here are some examples of custom fields:
- Weather: Drizzle and Moderate Breeze
- Currently reading: To Kill a Mockingbird
How Can I Develop a WordPress Plugin?
One of WordPress interview questions for experienced is how to develop a WordPress plugin.
Here are the basic steps:
You need to come up with a unique name, create the plugin folder with a subfolder for PHP files, create the main plugin file, create functions for activation and deactivation, create an uninstall script and readme.txt file.
What are the Template Tags?
A template tag is a PHP function used to generate and display information dynamically. WordPress Themes contain different templates and theme developers use template tags to fetch and display dynamic data. WordPress has many built-in template tags that can be used in WordPress themes.
The common types of tags are:
- General Tags
- Author Tags
- Bookmark Tags
- Category Tags
- Comment Tags
- Link Tags
- Post Tags
- Post-Thumbnail Tags
- Navigation Menu Tags
What is a Child Theme?
There is a child theme and a parent theme. A parent theme is the main theme while a child theme is its extension.
Is It Possible to Host WordPress Using Amazon Web Services?
Yes, it is.
What are Meta-tags?
Meta-tags are descriptions and keywords for displaying website or page information.
When Should You Not Recommend WordPress to a Client?
You should not recommend WordPress to a client if they are working on a non-CMS base project; if they want complex or innovative e-commerce; in case of enterprise intranet solution; if the site requires custom scripting solutions.