CCNA: Cisco Certified Network Associate — Question 1164

Which authentication method requires the user to provide a physical attribute to authenticate successfully?

Answer options

• A. biometric
• B. password
• C. multifactor
• D. certificate

Correct answer: A

Explanation

The correct answer is A, biometric, as it specifically involves using a physical attribute such as a fingerprint or facial recognition for authentication. Options B (password) and C (multifactor) do not rely on physical traits, while D (certificate) refers to digital documents used for authentication, not physical characteristics.