CompTIA practice questions

Free practice for A+, Network+ and Security+, sorted by exam domain. Tap an option to check it; each question has an explanation and, where one helps, a video.

• CompTIA A+90 questions220-1201 (Core 1) and 220-1202 (Core 2)Hardware, mobile devices, networking basics, operating systems, security and troubleshooting: the entry-level IT support certification.
• CompTIA Network+60 questionsN10-009Networking concepts, implementation, operations, security and troubleshooting.
• CompTIA Security+60 questionsSY0-701Security concepts, threats, architecture, operations and program management: the baseline cybersecurity certification.

These are original practice questions written for this site from CompTIA’s published exam objectives, not real exam questions. CompTIA, A+, Network+ and Security+ are trademarks of CompTIA, Inc.; this site isn’t affiliated with CompTIA.