ISC2 CC Security Principles Practice Question
Which TWO of the following are examples of multi-factor authentication? (Select TWO.)
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Password and SMS one-time code
MFA requires two or more different factor types. Password (knowledge) + SMS code (possession) and smart card (possession) + fingerprint (inherence) qualify.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Smart card and RSA token
Why it's wrong here
Both are possession factors.
- ✓
Password and SMS one-time code
Why this is correct
Correct. Combines knowledge and possession.
- ✓
Biometric and PIN
Why this is correct
Correct. Combines inherence and knowledge.
- ✗
Fingerprint and retina scan
Why it's wrong here
Both are biometrics (inherence).
- ✗
Password and security question
Why it's wrong here
Both are knowledge factors, so single-factor.
Go deeper
Related to this question
Learn chapter
Authentication and Authorization Methods
Key term
Authentication
Authentication is the process of verifying that someone or something is who or what it claims to be before granting access to a system or resource.
Key term
Common Access Card
A Common Access Card (CAC) is a smart card issued by the U.S. Department of Defense that serves as a single identification, authentication, and access credential for military personnel and contractors.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CC practice question is part of Courseiva's free ISC2 certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CC exam.