- 25certifications
- 11practice topics
- 170practice tests
- 1,700questions
Certifications
Pick your exam
Vendor certifications across cloud, Kubernetes, MLOps and GenAI, each split into 10-question practice tests.
Practice by topic
Sharpen the fundamentals
Not tied to an exam: interview prep and the core IT knowledge every certification assumes.
How it works
From zero to exam-ready in three steps
Pick a certification
Choose from AWS, Google Cloud, Azure, Kubernetes, MLOps and GenAI exams, or practise a topic.
Take a 10-question test
Short, focused sets written in the style of the real exam. Answer, then check.
Learn from every answer
Each question explains why the right answer is right and why the others are not.
Why Get Your Cert
Built for learning, not for selling
Free, for real
Every test and every explanation. No paywall, no trial.
Explained answers
Understand the concept, not just the letter to pick.
No sign-up needed
Progress stays in your browser. Sign in only to sync it across devices.
Any device
Built for phones first, just as comfortable on a laptop.
Archive
Your next certification starts with 10 questions.
No account, no credit card. Pick an exam and see where you stand in minutes.