CompTIA A+ Core 2 Practice Questions: Mobile Devices/Security

6 free, exam-style CompTIA A+ Core 2 (220-1202) practice questions covering Mobile Devices/Security, each with the correct answer and an explanation. Start a timed exam below, or scroll on to read through the questions.

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Mobile Devices/Security practice questions

Answers and explanations are shown. Take the timed exam above to test yourself first.

Q1. Which of the following mobile device security features allows a user to remotely locate and erase their device if it is lost or stolen?

  • A.VPN configuration
  • B.App sandboxing
  • C.Biometric authentication
  • D.Remote wipe/lock✓ Correct
Explanation: Remote wipe and remote lock are features (often part of Find My iPhone or Android's Find My Device) that allow a user to secure a lost or stolen device by erasing its data or locking it to prevent unauthorized access. Learn more.

Q2. Which of the following biometric authentication methods is commonly used for unlocking smartphones?

  • A.Retina scan
  • B.Voice recognition
  • C.Fingerprint scan✓ Correct
  • D.Signature dynamics
Explanation: Fingerprint scanning is a widely adopted biometric authentication method on smartphones due to its convenience and relative security. Many modern phones integrate fingerprint sensors into the screen or on the power button. Learn more.

Q3. What is the primary purpose of Mobile Device Management (MDM) software in an enterprise environment?

  • A.To provide free Wi-Fi access to mobile users.
  • B.To remotely monitor, manage, and secure employees' mobile devices.✓ Correct
  • C.To block all personal app usage on company-owned devices.
  • D.To automatically back up all data from mobile devices to the cloud.
Explanation: MDM solutions allow IT administrators to configure security policies, deploy applications, track inventory, and remotely wipe or lock devices, ensuring corporate data is protected on both company-owned and employee-owned (BYOD) mobile devices. Learn more.

Q4. A tablet is enrolled in MDM. What can administrators commonly enforce remotely?

  • A.Screen lock and wipe policies✓ Correct
  • B.CPU solder replacement
  • C.Ink levels
  • D.Cable category
Explanation: Mobile device management can enforce security settings such as screen locks, encryption, and remote wipe. Learn more.

Q5. Which of the following mobile device security features allows an administrator or owner to remotely locate, lock, and potentially erase all data from the device if it is lost or stolen?

  • A.VPN configuration
  • B.App sandboxing
  • C.Biometric authentication
  • D.Remote wipe/lock (MDM feature)✓ Correct
Explanation: Remote wipe and remote lock are critical security features, often managed through Mobile Device Management (MDM) solutions or built-in services like Apple's Find My or Android's Find My Device. They allow for the protection of sensitive data on lost or stolen devices. Learn more.

Q6. Which of the following biometric authentication methods is commonly integrated into smartphones for unlocking the device and authorizing payments by recognizing unique physiological traits?

  • A.Retina scan
  • B.Voice recognition pattern
  • C.Fingerprint scan✓ Correct
  • D.Keystroke dynamics
Explanation: Fingerprint scanning is a widely adopted and convenient biometric authentication method on smartphones. It uses sensors to capture and match the unique patterns of a user's fingerprint for secure access. Learn more.

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