Every exam
17Each exam has a practice screen (one question at a time, weakest domain first, the source after every answer), a readiness readout by domain, and where the vendor publishes a format, a timed mock. Free until March 2027.
CompTIA
ISC2
GIAC
AWS
- AWS Certified Machine Learning - Specialty7 questions
- AWS Certified AI Practitioner5 questions
Microsoft
- Microsoft Azure AI Fundamentals (AI-900)5 questions
Google Cloud
- Google Cloud Professional ML Engineer5 questions
NVIDIA
Databricks
- Databricks Generative AI Engineer Associate6 questions
IAPP
ISACA
CertNexus
The banks with fewer than ten questions are still being written; Security+, ISC2 CC and CySA+ are at full depth.