5+ Best Drupal Interview Questions & Answers

We've compiled the absolute best Drupal interview questions and answers for you to help in your future interview. There isn’t a business out there that doesn’t want security, reliability, and flexibility in their websites and content. It’s easy to get caught up in the heavy features web design presents, but less is often more. The Drupal platform is a great program to use in order to mold the features you actually want without the bloat.

Let’s look at what Drupal is, and what interview questions hiring managers will consider when employing a Drupal developer.

What is Drupal?

Drupal is a platform for web content managing for enterprises, governments, education institutions, and non-governmental organizations around the world. It's known for being highly flexible and scalable.

Drupal is capable of publishing various websites or sharable content in multiple languages. Business owners can use Drupal to turn content management into highly effective solutions. Drupal also has a wonderful open source community as well.

Drupal is quite popular among all enterprises and companies, so hiring a talented developer who can work with Drupal is very important.

Drupal Interview Questions and Answers

1. Briefly explain what Drupal is.

Drupal is a content management system, also known as a CMS, known for its open source nature and variety of customization options for websites and shareable content.

2. What are the main key features of Drupal?

Upload Module and Embedding. Upload Module allows users to attach files to node types of their preference. Embedding allows users to embed media in nodes that are hosting on a particular site.

3. Explain what a Drupal patch it.

Patches are files that hold a list of differences between a particular set of files and another particular set of files. Patches allow for changes in code, such as additions or deletions to Drupal’s core or to change elements of main files.

4. Explain what PDO means.

PDO represents “PHP Data Object.” PDO is a simple and consistent method of accessing databases and lets developers create and implement portable code easily.

5. How does Drupal’s database system work?

Drupal databases store information. Each bit of information has its own specific database table. One example of this is website nodes: The basic information about the nodes of one's website is stored away in the nodes' table. If you use the CCK (Content Construction Kit) module to create additional fields to those nodes, the new information is stored in a separate table.

6. How does caching work in the context of Drupal?

Caching makes it possible for Drupal to run websites quicker with various configurations, including page caching, block caching, expiration of caches pages, and minimum cache lifetime.

7. Why is Drupal considered superior to other CMS systems?

Drupal allows users to create various content types without a lot of programming knowledge. For each content type it offers support for, you can access a custom theme template and create extremely unique articles, slideshows, websites, etc. Other CMS systems don’t quite have the level of customizability and usability that Drupal has.

8. Who created Drupal?

Originally written by Dries Buytaert as a message board, Drupal became an open source project in 2001. The name Drupal represents an English rendering of the Dutch word druppel, which means "drop" (as in a water droplet).

author: patrick algrim
About the author

Patrick Algrim is an experienced executive who has spent a number of years in Silicon Valley hiring and coaching some of the world’s most valuable technology teams.

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