10+ Cogneesol Interview Questions and Answers

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 settings and configurations.

• wp_meta table stores metadata associa...read more

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 customizing the parent theme.

• They can also include template ...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 errors, notices, and warnings.

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

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.

Taxonomy is the science of classification. Categories are broad groups while tags are specific labels.

• Taxonomy is the process of organizing and classifying data into groups or categories.

• Categories are broad groups that items can be classified into, while tags are specific labels that can be assigned to items.

• For example, a blog post about a recipe might be categorized as 'food' and tagged with 'dessert' and 'chocolate'.

• Categories are hierarchical, meaning they can have subca...read more

Hooks are functions that allow developers to modify the behavior of a program without modifying the code.

• Hooks are used in WordPress to modify the behavior of a plugin or theme.

• There are two types of hooks: action hooks and filter hooks.

• Action hooks allow developers to execute code at specific points in the program's execution.

• Filter hooks allow developers to modify data before it is displayed or processed.

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

I will listen to the customer's complaint, empathize with them, apologize for the inconvenience caused, and offer a solution to their problem.

• Listen actively to the customer's complaint

• Empathize with the customer and acknowledge their frustration

• Apologize for the inconvenience caused

• Offer a solution to their problem

• Follow up with the customer to ensure their satisfaction

wp_head() is used to add scripts, styles, and meta tags to the head section of a WordPress theme.

• wp_head() is a WordPress function that is called in the header.php file of a theme.

• It allows developers to add custom scripts, styles, and meta tags to the head section of a WordPress site.

• This function is important for SEO optimization and for adding custom functionality to a theme.

• Examples of what can be added using wp_head() include Google Analytics tracking code, custom CSS st...read more

I will highlight the unique features and benefits of the pen to showcase its value and functionality.

• Highlight the sleek design and premium quality of the pen

• Emphasize the smooth writing experience and durability

• Demonstrate the versatility of the pen for various writing tasks

• Offer a special promotion or discount to entice the customer to purchase