Wunderman Thompson Commerce Interview Questions, Process, and Tips for Experienced

MVC stands for Model-View-Controller. Magento uses MVC architecture to separate business logic, presentation, and user input.

• Model represents the data and business logic

• View represents the presentation layer

• Controller handles user input and updates the model and view accordingly

• Magento uses the layout XML files to define the view layer

• Magento's controllers are responsible for handling requests and responses

• Magento's mo...read more

Custom attributes can be created in Magento Product, Customer and Sales.

• For Product: Use Magento's setup script to create a custom attribute.

• For Customer: Use Magento's customer setup script to create a custom attribute.

• For Sales: Use Magento's sales setup script to create a custom attribute.

• Custom attributes can also be created programmatically using Magento's API.

• Attributes can be added to attribute sets and used in

Mview files are used for indexing in Magento. Indexing techniques include full, partial, and delta indexing.

• Mview files are used to store data for indexing purposes.

• Full indexing updates all data in the index, while partial indexing updates only specific data.

• Delta indexing updates only the data that has changed since the last indexing.

• Indexing can be done manually or automatically based on a schedule or trigger.

Magento2 config can be set via XML files, database, or environment variables. Configuration can be automatically updated during deployment using tools like Ansible or Jenkins.

• Magento2 configuration can be set via XML files in the app/code/[Vendor]/[Module]/etc directory

• Configuration can also be set in the database using the core_config_data table

• Environment variables can be used to set configuration values

• Tools like An...read more

Magento uses various caching techniques to improve performance. We can control them through configuration settings.

• Magento uses full page caching, block caching, and session caching.

• Full page caching stores the entire page in cache to reduce server load.

• Block caching stores individual blocks of content in cache to reduce database queries.

• Session caching stores session data in cache to reduce database queries.

• Caching ca...read more

Redis cache is an in-memory data structure store that can be used as a database, cache, and message broker.

• Redis cache is used to speed up the performance of web applications by storing frequently accessed data in memory.

• To modify or clear a customer based cache, we can use Redis commands like DEL, KEYS, and FLUSHDB.

• For example, to clear a customer's cache, we can use the command 'DEL customer:123'.

composer.json defines dependencies and composer.lock ensures their versions are consistent.

• composer.json lists the dependencies required by the project

• composer.lock ensures that the versions of the dependencies remain consistent across different environments

• composer.lock is generated automatically when dependencies are installed or updated

• composer.json can be manually edited to add or remove dependencies

• composer.lock s...read more

To make a Magento module a global package for Composer, follow these steps:

• Create a composer.json file in the root directory of the module

• Specify the name, version, and type of the package in the composer.json file

• Add the module's files to the 'src' directory

• Create a 'vendor' directory in the module's root directory

• Run 'composer install' to generate the vendor/autoload.php file

• Publish the package to a repository like P...read more

Cookies and cache are both used to store data, but cookies are stored on the client side while cache is stored on the server side. Agile methodologies are a set of principles and ceremonies used in software development.

• Cookies are small text files that are stored on the client's computer by a website. They are used to remember user preferences and login information.

• Cache is a temporary storage area on the server that s...read more

Selenium is a powerful tool for automating web browsers and supports multiple programming languages.

• Selenium can automate web browsers like Chrome, Firefox, Safari, and Edge.

• It supports multiple programming languages like Java, Python, C#, and Ruby.

• Selenium can handle various types of web elements like text boxes, buttons, drop-downs, and alerts.

• It can perform actions like clicking, typing, selecting, and scrolling on ...read more