CompTIA A+ Hardware and Network Troubleshooting Practice Questions
CompTIA A+ Core 1 (220-1201) · Domain 5 of 5 · 28% of the exam
90 questions in 90 minutes, performance-based questions included, drawn in the official share for each 220-1201 domain, with a score for every domain and a note on every answer.
Free Hardware and Network Troubleshooting drillA digital sign that shows the same logo all day now shows a faint ghost of the logo even when displaying other content. What is this?
Hardware and Network Troubleshooting on the A+ Core 1 exam
Hardware and Network Troubleshooting is 28% of A+ Core 1 (220-1201), about 25 of 90 questions, the largest Core 1 domain. Every question starts from a symptom.
- Share of the exam
- 28% of 220-1201, about 25 of 90 questions
- Our drill
- 10 questions from 56 Hardware and Network Troubleshooting questions, untimed, a note on every option; one free attempt, unlimited with a pass

What Hardware and Network Troubleshooting questions test
- Motherboard, RAM, CPU and power symptoms: POST beeps, crash screens, no power, overheating, burning smells, swollen capacitors, wrong date and time
- Drive and RAID symptoms: clicking and grinding, S.M.A.R.T. failures, missing drives and arrays, low IOPS
- Display and projector symptoms: input source, burn-in, dead pixels, dim images, sizing and distortion
- Mobile symptoms: battery health and swelling, charging, connectivity, liquid damage, digitizer and stylus problems
- Network symptoms: intermittent Wi-Fi, slow speeds, jitter and poor VoIP, port flapping, latency, interference, authentication failures
- Printer symptoms: lines, garbled print, jams, faded and speckled pages, echo images, grinding, finishing and queue problems
Sit the full exam under the real clock
90 questions in 90 minutes, performance-based questions included, drawn in the official share for each 220-1201 domain, with a score for every domain and a note on every answer.
Free Hardware and Network Troubleshooting drillHow to study it
- Read each symptom for where it appears: every page, one PC, one port, one time of day
- Pick the cheapest, least disruptive check first unless the symptom is a safety risk
- Back up data before touching a failing drive
Common questions
Is the troubleshooting methodology tested on Core 1?
No. CompTIA’s V15 objectives say the methodology is not tested, though troubleshooting scenarios are. Network+ does test it.
What is the biggest Core 1 domain?
Hardware and Network Troubleshooting at 28%, followed by Hardware at 25%.
90 questions in 90 minutes, performance-based questions included, drawn in the official share for each 220-1201 domain, with a score for every domain and a note on every answer.
Free Hardware and Network Troubleshooting drillMore A+ Core 1 practice
Sources
We write our own practice questions to help you prepare for the CompTIA A+ and CompTIA Network+ certifications. They are original questions written to CompTIA’s published exam objectives, not real exam questions. Independent practice, not affiliated with or endorsed by CompTIA or Pearson VUE. CompTIA, A+ and Network+ are trademarks of CompTIA, Inc.