10 Wordpress Developers Interview Questions

Below we have provided best WordPress Interview Questions that are specially designed for wordpress developers.

1. What is WordPress?
   WordPress is free open source content management system (CMS) written PHP language and licensed under GPL.
   It allows users to create dynamic websites from personal blogs to e-commerce.Wordpress current stable version as on March 2018 of WordPress is 4.9.4. You can download it free without any cost from https://wordpress.org/latest.zip.

2. What year was WordPress released?

2003

1. What are minimum requirements to run WordPress? PHP 7 or greater MySQL 5.6 or greater OR MariaDB 10.0 or greater The mod_rewrite Apache module HTTPS support(Recommended)
2. List some features of WordPress.

WordPress powers more than 28% of the web and this figure is not limited it rises every day.Everything from simple websites, to blogs, to complex portals and enterprise websites, and even applications, are built with WordPress.

Here are some of the features of WordPress.

It’s Simplicity
Easier publishing tools
Search Engine Optimized
User Management
Media Management
Easy Theme System
Easy Extendability with Plugins
Multilingual Support
Easy Installation and Upgrades
Multilingual Support
Built-in Comments System
Custom Content Types

1. What is a plugin in WordPress? List plugin that comes with WordPress.

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 core of WordPress is designed to be lean and lightweight, to maximize flexibility and minimize code bloat. Plugins then offer custom functions and features so that each user can tailor their site to their specific needs.

Below is the list of plugins that comes with WordPress installation.
Akismet
Hello Dolly

1. What is the difference between wordpress.com and wordpress.org

The difference is in who’s hosting your site. With org, YOU host your website or blog. This is where you find the open source software to download.
-com, THEY host for you.

1. Where is WordPress content stored?

WordPress contents are stored in MySQL database on Server.

1. What are the differences between Posts and Pages?

Posts and Pages are the two content types in WP.

Posts are timed and listed in chronological order with the latest posts at the top. Posts are meant to be shared and commented on.

Pages are static are static content, so an about us, contact us page etc. They are permanent and timeless entries.

1. What are the types of hooks in WP and what are their functions?

There are two types hooks are available in WordPress, action hooks and filter hooks
They allow the user to, with short snippets of code, modify areas in a theme or plugin without modifying the original file.

1. What is an action hook?

An Action hook in WordPress is a hook that is triggered at a specific time when WordPress is running and lets you take an action. This can include things like creating a widget when WordPress is initializing or sending a Tweet when someone publishes a post.

1. What is a filter hook?

A Filter hook in WordPress allows you get and modify WordPress data before it is sent to the database or the browser. Some examples of filters would include customizing how excerpts are displayed or adding some custom code to the end of a blog post or headings.

1. How do you enable debug mode in WP?

You can enable debug mode in WP by editing wp-config.php file and changing WP_DEBUG constant value to true

1. What is a WordPress taxonomy?

In WordPress, a “taxonomy” is a grouping mechanism for some posts (or links or custom post types).There are four default taxonomies in WordPress they are

Category
Tag
Link Category
Post Formats
You are also free to create your custom taxonomies too.

1. Is WordPress secure?

Yes. A WP website is completely secure. The error can come from downloading plugins and tools from an unauthorized source.

1. How many default tables are the WordPress, Can you list them?

There are 11 table in wordpress, they are

wp_options
wp_users
wp_links
wp_commentmeta
wp_term_relationships
wp_postmeta
wp_posts
wp_term_taxonomy
wp_usermeta
wp_terms
wp_comments

1. What is default table prefix for wordpress?

wp_ is default prefix for WordPress.

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Comments

[Sonu Maurya]

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