How to access the Diagnostic Tests and Exams on the ICDL (Skillbox) site

Before you begin

Diagnostic Tests and Exams for ICDL courses are accessed through the ICDL Skillbox website.

These assessments are separate from your course learning materials and must be launched from your Skillbox account.

To access ICDL Diagnostic Tests or Exams, you must have:

• An active ICDL registration
• Your Skillbox login details
• A supported device and browser

⚠️ Mac devices are not suitable for ICDL application based assessments.

Minimum diagnostic score

A minimum score of 85 percent is required on each ICDL diagnostic test before you can proceed to the exam.

The diagnostic test checks your readiness for the exam and highlights areas that may need further study.

Important
You must achieve at least 85 percent on the diagnostic test to progress to the ICDL exam.

If you do not reach 85 percent, follow these steps before attempting the diagnostic test again:

1. Open your diagnostic test report using the test link.
2. Review the areas where your score was below the required standard.
3. Revisit the relevant video lessons.
4. Complete all related exercises and quizzes.
5. Attempt the diagnostic test again when you feel confident.

Please note
A maximum of three attempts is available for each diagnostic test.

Accessing diagnostic tests and exams

Step 1 Log in to the ICDL Skillbox website

1. Open your web browser.
2. Go to the ICDL Skillbox login page.
3. Enter your Skillbox username and password.
4. Click Log in.

Step 2 Access your dashboard

Once logged in, you will be taken to your Skillbox dashboard.

This area displays all modules, diagnostic tests, and exams linked to your ICDL account.

Step 3 Open diagnostic tests

Diagnostic Tests are used to:

• Check your knowledge before sitting the exam
• Identify areas that may need further study

To access a Diagnostic Test:

1. Locate the relevant ICDL module on your dashboard.
2. Select Diagnostic Test.
3. Follow the on screen instructions to begin.

Step 4 Open exams

When you are ready to sit your ICDL exam, this will only be done in the presence of a proctor at a scheduled examination session.

1. Locate the module on your dashboard.
2. Select Exam.
3. Ensure all system checks are completed.
4. Follow the on screen instructions to start the exam.

⚠️ Exams must be completed in one sitting and require the correct assessment environment.
This will only be done in the presence of a proctor at a scheduled examination session.

Video tutorial

The video below shows, step by step, how to access Diagnostic Tests and Exams on the ICDL Skillbox website.

Need Help?

If you have technical issues or have questions, you can contact Support through the support portal.

Version Control

Current version: v1.0

Last updated: 14 April 2026

Owner: Cenit College

This article reflects current processes. In line with Cenit College policy, processes may be amended where required to meet operational, regulatory, or awarding body requirements.