Original practice questions, not exam dumps

Pass your IT certifications, one domain at a time.

Short practice sets for cloud, data and AI certifications. Pick an answer and see right away if it is correct, then open the explanation: why the right option works and why each wrong one fails.

Browse exams Latest sets
  • 35certifications
  • 6vendors, more coming
  • 100%of options explained

Choose your exam

Choose a vendor, then pick a certification to see all of its practice sets.

Exams page →
Foundational3 AIB-C01AI Business Strategist AIF-C01AI Practitioner CLF-C02Cloud Practitioner
Associate7 DEA-C01Data Engineer DVA-C02Developer DVA-C03Developer (new) MLA-C01Machine Learning Engineer MLA-C02Machine Learning Engineer (new) SAA-C03Solutions Architect SOA-C03CloudOps Engineer
Professional4 AIP-C01Generative AI Developer DOP-C02DevOps Engineer SAP-C02Solutions Architect SAP-C03Solutions Architect (new)
Specialty2 ANS-C01Advanced Networking SCS-C03Security
Fundamentals4 AI-901Azure AI Fundamentals AZ-900Azure Fundamentals DP-900Azure Data Fundamentals SC-900Security, Compliance, and Identity Fundamentals
Associate2 AI-103Azure AI Apps and Agents Developer AZ-104Azure Administrator
Expert1 AZ-305Azure Solutions Architect
Foundational2 GCP-CDLCloud Digital Leader GCP-GAILGenerative AI Leader
Associate1 GCP-ACEAssociate Cloud Engineer
Professional2 GCP-PCAProfessional Cloud Architect GCP-PDEProfessional Data Engineer
Associate2 TF-TA004Terraform Associate (004) VLT-VA003Vault Associate (003)
Professional1 TF-IEP002Terraform Infrastructure Engineer Professional (002)
Associate3 PLTR-AIEAI Engineer PLTR-APDApplication Developer PLTR-DEData Engineer
Associate1 DBX-DEAData Engineer Associate

Latest practice sets

New sets are added every week.

Deep Learning Notes →

Deep Learning Notes

Earlier articles on deep learning, computer vision and data science. Browse by topic:

All notes →