---
auto_validation: true
time: 10
author_name: Devtoberfest Planner
author_profile: https://developers.sap.com/devtoberfest
tags: [ tutorial>beginner, topic>cloud ]
primary_tag: topic>cloud
parser: v2 
slug: devtoberfest2026-abap-week4-validation
canonical_url: https://developers.sap.com/tutorials/devtoberfest2026-abap-week4-validation
---
# 🟢 Devtoberfest 2026 - Week 4 -  Devtoberfest 2026 - Validation Tutorial - Extending the Core - Week 4 

<!-- description --> This is the validation tutorial so you can get Devtoberfest points for watching the 🟢 Extending the Core sessions for week 4.

## You will learn

- A lot about technology and yourself during Devtoberfest

## Intro

This tutorial is part of our yearly and wonderful **Devtoberfest**, a month-long event filled with learning, fun, challenges, and prizes -- for developers by developers.

![Devtoberfest](https://raw.githubusercontent.com/sap-tutorials/developer-advocates/main/tutorials/devtoberfest2026-abap-week4-validation/devtoberfestBanner2.png)

For more info on Devtoberfest, see our [Devtoberfest page](https://developers.sap.com/devtoberfest).

### Question 1 - 🟢 ABAP AI SDK powered by ISLM - How to implement your own AI use cases in ABAP

<div>&nbsp;</div><iframe width="560" height="315" src="https://www.youtube.com/embed/y36Ans6hSyM" frameborder="0" allowfullscreen></iframe>

### Question 2 - 🟢 Developing and managing authorisations for business users in SAP BTP ABAP Environment

<div>&nbsp;</div><iframe width="560" height="315" src="https://www.youtube.com/embed/iL3AtlE3cBQ" frameborder="0" allowfullscreen></iframe>

### Question 3 - 🟢 CDS Associations & Joins

<div>&nbsp;</div><iframe width="560" height="315" src="https://www.youtube.com/embed/94XawWCVfaQ" frameborder="0" allowfullscreen></iframe>

### Question 4 - 🟢 SAP BTP ABAP Environment – How to build partner solutions and get them certified

<div>&nbsp;</div><iframe width="560" height="315" src="https://www.youtube.com/embed/aTXF1WjDJoA" frameborder="0" allowfullscreen></iframe>