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Which domain carries the largest share of the CompTIA A+ Core 1 (220-1201) exam?

Hardware and Network Troubleshooting at 28%.

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  1. Hardware and Network Troubleshooting ✔
  2. Hardware
  3. Networking

Why: Troubleshooting is the biggest slice of Core 1 at 28 percent. Hardware is 25 percent and Networking is 23 percent. Mobile Devices is 13 and Virtualization and Cloud is 11.

Huh, didn't know that: Virtualization and Cloud Computing is the smallest Core 1 domain at 11 percent.

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References

Answer: Hardware and Network Troubleshooting. Troubleshooting is the biggest slice of Core 1 at 28 percent. Hardware is 25 percent and Networking is 23 percent. Mobile Devices is 13 and Virtualization and Cloud is 11.

  1. CompTIA A+ Core 1 (220-1201) V15 Exam Objectives lecbyo.files.cmp.optimizely.com/download/34be017cb73211ef8985a6f347fbf652
    5.0 Hardware and Network Troubleshooting 28%
    Checked 2026-10-10.

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