- All questions are based on Liferay best practices when developing for Liferay DXP.
- Unless other otherwise indicated in the question, assume a new Liferay installation with no additional plugins installed and no modifications to portal properties.
Back-End Developer 7.0
Certification
Certification
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Liferay Fundamentals
Créer des expériences client self-service
Exam Blueprint
Example Test Questions
- The Liferay Platform only supports configuration through the portal-ext.properties file.
True
False
Answer: False
- Using Declarative Services, the following properties are defined in the property attribute of the @Component:
(Please select all correct answers.)
A. If the portlet is instanceable
B. If the portlet appears in the "Sample" Display Category
C. If the portlet can be displayed in Liferay Portal 6.2
D. If the portlet has a Language.properties file
Answer: A, C, and D
- The standard methods of the portlet lifecycle in the JSR-286 portlet specification include:
(Please select all correct answers.)
A. init
B. service
C. render
D. destroy
E. notify
Answer: A, C and D
- A fragment module works in the following phase of the Module Lifecycle:
A. Resolved
B. Active
C. Installed
D. Starting
Answer: A
- The recommended location to declare an entity to be used by Liferay Service Builder is:
A. EntityImpl.java
B. entity.xml
C. portal_entity.ftl
D. service.xml
Answer: D
Topics:
Creating personalized digital experiences across web, mobile and connected device isthe goal of Liferay DXP's framework, but to accomplish that Liferay leverages the OSGi framework to provide a development environment for modular applications.
Multi-Store — Gérez plusieurs sites de boutiques à partir d'une seule instance.
Catalogues multi-sites — Tirez parti des modèles d'e-commerce multi-sites et multi-catalogues
Droits d'accès — Partagez des rôles utilisateurs et des autorisations communes entre les sites.
Validation des achats — Donnez la possibilité aux acheteurs de passer commande sans créer de compte.
Pages de produits riches en contenu — Offrez des renseignements supplémentaires comme les informations détaillés sur les promotions, les spécificités produit, les guides et les brochures associées.
Web apps in Liferay Portal are called portlets. Like many web apps, portlets processrequests and generate responses. In the response, the portlet returns content (e.g.HTML, XHTML) for display in browsers. In Liferay, portlets runs in a portion of the webpage. With Portlet, you can create new functionalities.
Types de produits — Vendez des produits matériels, des abonnements, des services, des packs de produits et des biens digitaux.
Options produits — Créez des produits simples et groupés avec des variantes telles que la couleur ou la taille.
Pièces jointes — Ajoutez des fiches techniques, des guides d'utilisation et des articles téléchargeables au niveau des pages produits.
Aperçus — Activez les aperçus pour les produits digitaux.

Extending and customizing Liferay Portal for your own needs.
Page de paiements — Afficher les informations de commande telles que la date, le mode de paiement, le prix total et les informations du compte client.
Vider le panier — Supprimer un ou plusieurs articles du panier.
Valider le panier — Demandez les informations client nécessaires telles que le nom et l'adresse de livraison, et affichez un message d'erreur lorsque les informations sont incorrectes.
Résumé de commande — Affichez le récapitulatif de la commande avec le total de la commande, la photo des produits, le montant des produits, le coût total et le mode de paiement.
Notes — Autorisez les équipes du service client à ajouter des notes privées aux commandes.
Confirmations — Personnalisez le message de confirmation de commande une fois l'achat effectué.
Authentication

Upgrading from Liferay 6.X involves moving from plugins to Liferay modules.
Segments d'utilisateur — Créez des segments d'utilisateurs ainsi que des listes de prix, des remises ou des promotions pour chaque segment.
Tarifs selon contrats — Appliquez la tarification sur contrat aux clients individuels ou aux comptes entreprise avec des listes de prix.
Preparing for the Exam
Achieving recognition as a Liferay Certified Professional Back-End Developer demonstrates that you understand core concepts for developing Liferay modules and know how to follow Liferay best practices to develop robust, elegant, and maintainable solutions based on the Liferay Platform. The exam is designed to be challenging, yet fair for Liferay developers. Here’s how you can succeed:
- This exam is based off of the Liferay Training course Back-End Developer.
- Attend the Back-End Developer training course. Attending training is not required before you sit for the exam, but much of the exam material is based on concepts covered in training.
- Review additional source material. Liferay Developer Network is an amazing complementary source of information for the exam.
- Get hands-on development experience. Some of the topics covered on the exam require the kind of knowledge that comes from real experience developing for the Liferay Platform. If you have attended a developer training, be sure you've completed and reviewed all of the exercises presented during class, even the bonus exercises. If you haven't attended training, spend some time developing applications and customizations. It would also be helpful to review Liferay’s source code to ensure you're familiar with Liferay's best practices.
- Register.
- Show up to the testing center with the required identification and take the 90-minute exam.
How to Register
Verify Certification
Please fill out the form below to verify an individual's completion of an official Liferay Training or Exam.