Drupal Interview Questions | Eklavya Online

Drupal Interview Questions

What does PDO mean in Drupal?

PDO stands for PHP Data Object. It is a lean and consistent way to access databases. It facilitates developers to write portable codes easily. PDO is not an abstraction layer. It is more like a data access layer which uses a unified API.

What is node in Drupal?

Drupal treats all the stored content on its web site as nodes. Any piece of content like blog, article, page, etc is considered as node. Although, the comments are not stored as nodes but they are always connected to a node.