OutSystems Professional Developer Practice Questions - OutSystems Certified Professional Developer Exam - OutSystems Professional Developer Practice Questions - OutSystems Certified Professional Developer Exam

Question 1

What is the OutSystems 4-Layer Canvas and why is it important for enterprise application architecture?

A UI layout template with four columns for responsive design An architectural framework that organizes modules into Foundation, Core, Orchestration, and End-User layers with downward-only dependencies A four-step deployment pipeline from Development to Production A database schema design pattern with four normalized tables

Correct Answer:

An architectural framework that organizes modules into Foundation, Core, Orchestration, and End-User layers with downward-only dependencies

Question 2

In the 4-Layer Canvas, which layer should contain entities, business rules, and the core logic of an application domain?

Foundation Layer End-User Layer Core Layer Orchestration Layer

Correct Answer:

Core Layer

Question 3

A team identifies that Module A (UI) directly references Module B (integration), which references Module C (core entities), and Module C references Module A (UI). What architectural problem exists?

The modules have too many public actions A circular dependency exists, violating the 4-Layer Canvas downward-only dependency rule The modules are in the same application and should be separate Module B should not reference Module C

Correct Answer:

A circular dependency exists, violating the 4-Layer Canvas downward-only dependency rule

Question 4

What is an OutSystems Service Action and when should it be used instead of a direct module reference?

A Service Action is a high-speed action optimized for large data sets A Service Action exposes logic as a loosely coupled runtime service, enabling independent module deployment without compile-time dependency A Service Action is the OutSystems term for a REST API endpoint A Service Action automatically handles database transactions across modules

Correct Answer:

A Service Action exposes logic as a loosely coupled runtime service, enabling independent module deployment without compile-time dependency

Question 5

A developer notices that a list screen with 10,000 records loads slowly. The Aggregate fetches all records. What is the most effective performance fix?

Switch from an Aggregate to a SQL query Implement server-side pagination by setting Max. Records and an offset variable, loading only the current page Enable browser-side caching on the screen Move the data loading to a Timer that pre-populates a cache entity

Correct Answer:

Implement server-side pagination by setting Max. Records and an offset variable, loading only the current page

Exam overview

About this Exam

Prepare with the OutSystems Professional Developer Practice Questions - OutSystems Certified Professional Developer Exam practice quiz. This question bank includes 100 questions covering outsystems, recommended, action, approach, and application. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

More details

Additional Information

OutSystems Professional Developer Practice Questions - OutSystems Certified Professional Developer Exam

This practice set contains 100 questions from the matching question bank and focuses on outsystems, recommended, action, approach, and application. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

Quiz information

Frequently Asked Questions

The complete question count is available after full access is unlocked.

No fixed duration is currently configured for this quiz.

Question explanations are included where they are available in the quiz content, helping you review the reasoning after answering.

Yes. You can retake the practice test again as you continue studying during your available access period.

After your access is confirmed, you can continue into the complete practice exam from this quiz flow.

Unless explicitly stated otherwise, this page provides independent practice material for study and exam preparation and is not the official examination itself.

Correct Answer:

Correct Answer:

Correct Answer:

Correct Answer:

Correct Answer:

About this Exam

Additional Information

OutSystems Professional Developer Practice Questions - OutSystems Certified Professional Developer Exam

Frequently Asked Questions

Related Questions

ISC2 Certified in Cybersecurity Practice Exam

Arizona CNA Certified Nursing Assistant Practice Exam

Certified Professional Public Buyer (CPPB) Practice Exam

Certified Specialist Business Intelligence (CSBI) Practice Test

Certified Specialist In Renal Nutrition (CSR) Practice Exam

Certified Specialist Physician Practice Management (CSPPM) Practice Exam