200-301 Question #1698: Real Exam Question with Answer & Explanation

The correct answer is C: multifactor authentication. Multifactor Authentication (MFA) enhances security by requiring multiple forms of verification before granting access. It typically involves: Something you know (e.g., login name and password), Something you have (e.g., a one-time password or code sent to a smartphone), Something

Submitted by parkjh· Mar 5, 2026Security Fundamentals

Question

Which security element uses a combination of one-time passwords, a login name, and a personal smartphone?

Options

Arule-based access control
Bsoftware-defined segmentation
Cmultifactor authentication
Dattribute-based access control

Explanation

Multifactor Authentication (MFA) enhances security by requiring multiple forms of verification before granting access. It typically involves: Something you know (e.g., login name and password), Something you have (e.g., a one-time password or code sent to a smartphone), Something you are (e.g., biometrics like fingerprints or facial recognition). In this case, a one-time password (OTP) sent to a smartphone is combined with the login name to provide a second layer of security beyond just the password.

Topics

#Multifactor Authentication#User Authentication#Authentication Factors#One-time Passwords

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