Integra Unisource Web Developer Interview Questions and Answers

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

• Action hooks allow you to insert custom code at specific points in WordPress.

• Filter hooks allow you to modify data before it is displayed.

• Plugin hooks allow you to add custom functionality to plugins.

• User hooks allow you to modify user data and behavior.

• Theme hooks allow you to modify the behavior of your theme.

I have used various plugins for different functionalities such as SEO, security, caching, and forms.

• Yoast SEO for optimizing website content

• Wordfence for website security

• WP Super Cache for website caching

• Contact Form 7 for creating forms

• Jetpack for website analytics and social sharing

A child theme is a theme that inherits the functionality and styling of another theme, called the parent theme.

• Child themes are used to customize and modify the appearance and functionality of a parent theme without modifying its core files.

• They allow developers to make changes to a theme while still being able to update the parent theme.

• Child themes typically include a style.css file that contains the CSS rules for cu...read more

Different types of errors in PHP include syntax errors, runtime errors, and logical errors.

• Syntax errors occur when the code is not written correctly, such as missing semicolons or parentheses.

• Runtime errors occur during the execution of the code, such as trying to access an undefined variable.

• Logical errors occur when the code runs without errors, but produces unexpected results.

• Other types of errors include fatal err

The number of tables generated after installing WordPress varies depending on the plugins and themes installed.

• The default installation of WordPress generates 12 tables in the database.

• Additional tables may be created by plugins and themes.

• Examples of additional tables include wp_users, wp_posts, wp_comments, etc.

Data in WordPress is stored in various tables in the database.

• WordPress uses a relational database management system (RDBMS) to store data.

• The main tables in WordPress include wp_posts, wp_users, wp_comments, wp_options, and wp_meta.

• wp_posts table stores posts, pages, and custom post types.

• wp_users table stores user information.

• wp_comments table stores comments made on posts.

• wp_options table stores various site setting...read more