220-1101 / 1102 Domain 1: Mobile Devices

Which mobile feature uses short-range NFC for contactless payments?

Multiple choice — select one answer

Answer choices

  1. a. Tap to pay (NFC)
  2. b. USB-C hub or docking station
  3. c. Android Enterprise work profile
  4. d. Facial recognition (Face ID class)

Architectural breakdown & explanation

NFC enables proximity-based transactions on mobile wallets.

Correct answer(s): a. Tap to pay (NFC)

Exam domain: Domain 1: Mobile Devices (15% weight on the official guide).

Official documentation & study links

Practice this certification

This page is one question from the CompTIA A+ bank. Run a full timed practice exam with domain-weighted random questions in your browser.