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CompTIA RC0-903 Exam Questions
CompTIA A+ Recertification Exam for Continuing Education (Page 4 )

Updated On: 21-Feb-2026
Page 4 of 53
PDF with 257 Questions

A user has downloaded an image file and needs to install an application from the image. When trying to execute or open the file, an error is displayed. Which of the following should the user perform?

  1. Download a different file from the website
  2. Rename the extension of the file to a known extension
  3. Verify the MD5 hash of the downloaded file
  4. Mount the file as an emulated DVD

Answer(s): D



Android smartphones are typically different from other smartphone devices in that:

  1. Android devices use apps that are more secure than other devices.
  2. Android devices use open source operating systems.
  3. Android devices can only operate with a proprietary operating system.
  4. Android devices can receive apps from different sources.

Answer(s): B



A user, Ann, is preparing to travel abroad and wants to ensure that her laptop will work properly. Which of the following components of the laptop should be verified FIRST to ensure power compatibility before traveling?

  1. Wall adapter
  2. Battery
  3. Power supply
  4. Digitizer

Answer(s): A



Wearable fitness tracking devices use which of the following technologies to determine user activity levels?

  1. Digitizer
  2. Gyroscope
  3. Accelerometer
  4. Inverter

Answer(s): C



Which of the following components is responsible for converting light into digital information?

  1. Microphone
  2. Digitizer
  3. Inverter
  4. Webcam

Answer(s): D






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