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Thousands of practice questions and full-length timed mock exams for AWS, Azure, Google Cloud, CompTIA & more — organized by exam domain, with a clear explanation for every answer.

TL;DR
What is MockAPI?
MockAPI is a free, no-sign-up practice-exam library for IT certifications. Pick an exam — AWS, Azure, Google Cloud, CompTIA, Cisco, HashiCorp, PMI, and more — and get domain-organized practice questions and full-length timed mock exams with a written explanation for every answer.
Databricks Certified Machine Learning Associate
Microsoft Agentic AI Business Solutions Architect
Microsoft Information Security Administrator
Microsoft 365 Copilot and Agent Administration Fundamentals
Microsoft Azure AI Apps and Agents Developer Associate
Microsoft Machine Learning Operations Engineer Associate
Databricks Certified Generative AI Engineer Associate
NVIDIA-Certified Associate: AI Infrastructure and Operations
AWS Certified Generative AI Developer - Professional
AWS Certified Machine Learning Engineer - Associate
Google Cloud Professional Cloud Network Engineer
Salesforce Certified Administrator
HashiCorp Certified: Terraform Associate (004)
Frequently asked questions
What is MockAPI?
MockAPI is a free online practice-exam library for AWS, Azure, Google Cloud, CompTIA, Cisco, HashiCorp, PMI and other IT certifications. Every exam is organized by domain, timed like the real thing, and includes a written explanation for each answer — no account or payment required.
Is MockAPI really free?
Yes. Every practice question, full-length timed mock exam, glossary, and study guide on MockAPI is free to use with no sign-up, no trial, and no paywall. The site is supported by unobtrusive ads.
Which certification exams does MockAPI cover?
MockAPI covers the major cloud and IT certification tracks — AWS (Cloud Practitioner, Solutions Architect Associate, and more), Microsoft Azure (AZ-900, AZ-104, and beyond), Google Cloud (ACE and specialty tracks), CompTIA (Security+, Network+, A+), Cisco CCNA, PMI PMP, HashiCorp Terraform Associate, and a growing catalog of AI and specialty certs.
How do MockAPI practice exams work?
Pick an exam, then choose a domain-scoped question set or a full-length timed mock. Each question shows the correct answer and a plain-English explanation as soon as you submit, so you can learn from misses in the same flow you practice in.
Do I need to create an account to use MockAPI?
No. MockAPI is intentionally sign-up-free — open any exam and start practicing. Progress is not stored server-side, which keeps the experience frictionless and private.