Magento 2 Interview Questions & Answers

  1. Question 1. What Is Magento?

    Answer :

    Magento is an open source-ecommerce web application developed by Varien, launched on 31st March 2008. Magento was built by using the part of Zend Framework and using the EAV (entity-attribute-value) database model to save the data. Now Magento is divison of eBay. On June 6 2011 eBay owns 100% of Magento.

  2. Question 2. Why Use Magento 2?

    Answer :

    Magento was stripped down and rebuilt from scratch to what is now a quicker, easier, and safer Magento 2 version.

    Some of its advantages include:

    • It is very fast
    • It’s have New File Structure
    • It’s have New Layout Elements
    • CSS Preprocessing
    • Magento UI Library
    • Improved performance and scalability
    • Reducing upgrade efforts and costs
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  4. Question 3. What Are The Features Of Magento 2?

    Answer :

    Here are the following key features of Magento 2:

    • Open and flexible architecture
    • Enhanced business agility and productivity
    • Engaging shopping experiences
    • Grade scalability and performance of the enterprise
    • Easier upgrades and maintenance
    • Secure Payments
    • Backup/Rollback system
  5. Question 4. What Is Mvc Architecture?

    Answer :

    MVC, or Model, View, Controller, is a type of architecture in which business logic, data access, and user interface are separated for applications. MVC has two different types: configuration-based and convention-based. However, Magento uses the configuration-based version. This means that to get a module’s config file to work, everything must be specified to it.

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  7. Question 5. What Is Eav In Magento?

    Answer :

    EAV: stands for Entity Attribute Value, is a technique which allows you to add unlimited columns to your table virtually. EAV also known as object attribute value model and open schema.

    Entity (E): Entity actually refers to data item. For example we can consider it as customer, category or product.

    Attribute (A): Attribute refers to the different attributes of the Entity. Like for example product have different attributes like color, size, price, etc.

    Value (V): Value refers to the actual value of the attribute of the entity. Like color has value red, price has value $25, etc.

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  9. Question 6. Which Command Is Used To Enable Or Disable A Magento2 Module?

    Answer :

    php bin/magento module:enable NameSpace_ModuleName

    php bin/magento module:disable NameSpace_ModuleName

  10. Question 7. Which File Stores The Vendor Path?

    Answer :

    Its vendor_path.php situated at app/etc/ folder.

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  12. Question 8. Which Class Magento 2 Helper Extend?

    Answer :

    Magento Framework App Helper AbstractHelper

  13. Question 9. Which Function Refers The Action In Any Controller File?

    Answer :

    Its execute() function.

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  15. Question 10. Which Command Is Used To Enable Or Disable A Magento2 Cache?

    Answer :

    php bin/magento cache:enable

    php bin/magento cache:disable

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  17. Question 11. What Is The Difference Between Cache:clean And Cache:flush?

    Answer :

    Typically, cache:clean deletes all enabled cache related to magento whereas cache:flush deletes the whole cache storage, whether its magento cache or any third party cache (whether enabled or disabled)

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  19. Question 12. What Is Resource Attribute For Admin Menu Item?

    Answer :

    esource attribute defines the ACL rule, that a user must have in order to access this Menu Item.

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  21. Question 13. Where Does All Core Modules Are Located In Magento2?

    Answer :

    They are at app/code/Module/etc/module.xml.

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