10+ PHP Wordpress Developer Interview Questions and Answers

The event used in auto complete search box in jQuery is called 'autocomplete'.

• The 'autocomplete' event is triggered when the user starts typing in the search box.

• It is commonly used to fetch suggestions from a server and display them as the user types.

• The event can be bound to the input field using the 'autocomplete' method in jQuery UI.

To insert a global font in Elementor WordPress, go to Elementor > Settings > Global Fonts and add the desired font.

• Go to Elementor > Settings

• Click on Global Fonts

• Add the desired font

The current version of Bootstrap is 5.1.0.

• Bootstrap is a popular front-end framework used for building responsive websites.

• Version 5.1.0 was released on August 19, 2021.

• It includes new features, bug fixes, and improvements compared to previous versions.

• Bootstrap can be used with PHP and WordPress to enhance the design and functionality of websites.

Plugins development in WordPress involves creating custom functions and hooks to extend the functionality of the platform.

• Identify the need for a plugin

• Create a new folder in the 'wp-content/plugins' directory

• Create a PHP file with a unique name and add plugin header information

• Define plugin functions and hooks

• Test and debug the plugin

• Submit the plugin to the WordPress plugin repository

CSS selectors are used to target HTML elements and apply styles to them.

• Type selectors target elements based on their tag name (e.g. h1, p, div)

• Class selectors target elements with a specific class attribute (e.g. .my-class)

• ID selectors target elements with a specific ID attribute (e.g. #my-id)

• Attribute selectors target elements with a specific attribute value (e.g. [href='https://www.example.com'])

• Pseudo-class selectors target elements based on their state or position (e.g. ...read more

WordPress has various tables to store different types of data.

• wp_users - stores user information

• wp_posts - stores all posts, pages, and custom post types

• wp_comments - stores all comments

• wp_terms - stores all taxonomy terms

• wp_options - stores all site options

• wp_postmeta - stores all post meta data

• wp_usermeta - stores all user meta data

Flexbox is a CSS layout module that allows for flexible and responsive web design.

• Flexbox is short for 'Flexible Box Layout'.

• It allows for easy alignment and distribution of elements within a container.

• Flexbox uses a set of properties to define the layout, such as 'display: flex', 'flex-direction', 'justify-content', and 'align-items'.

• It is commonly used for creating responsive navigation menus, grids, and card layouts.

• Flexbox is supported by all modern browsers, including IE...read more

WordPress is a free and open-source content management system (CMS) used to create websites and blogs. Plugins are add-ons that extend its functionality.

• WordPress is written in PHP and uses a MySQL database.

• It allows users to easily create and manage websites without needing to know how to code.

• Plugins are add-ons that can be installed to add new features and functionality to a WordPress site.

• There are over 50,000 plugins available in the WordPress plugin repository.

• Examples ...read more

SQL query for inserting data into database.

• Use INSERT INTO statement followed by table name and column names.

• Values to be inserted should be enclosed in parentheses.

• Use single quotes for string values.

• Example: INSERT INTO users (name, age) VALUES ('John', 25);

Hooks are functions that allow developers to modify the behavior of WordPress without modifying the core files.

• Hooks are divided into two types: actions and filters.

• Actions are triggered at specific points in the execution of WordPress, while filters allow developers to modify data before it is displayed.

• Hooks are added using the add_action() and add_filter() functions.

• Hooks can be removed using the remove_action() and remove_filter() functions.

• Hooks are an important part of ...read more

Plugin hooks are used to modify or add functionality to WordPress. There are two types of hooks: action and filter.

• Action hooks allow you to execute code at specific points in WordPress, such as when a post is published.

• Filter hooks allow you to modify data before it is displayed, such as changing the content of a post.

• Examples of hooks include 'wp_head' and 'the_content'.

PHP supports various datatypes including string, integer, float, boolean, array, object, and null.

• String: a sequence of characters

• Integer: a whole number

• Float: a number with a decimal point

• Boolean: true or false

• Array: a collection of values

• Object: an instance of a class

• Null: a variable with no value

The assigned task logic involves understanding the requirements, breaking them down into smaller steps, and implementing the solution using PHP and Wordpress functionalities.

• Understand the requirements provided for the task

• Break down the requirements into smaller tasks or steps

• Implement the solution using PHP programming language

• Utilize Wordpress functionalities to achieve the desired outcome