FC0-U71 Security Practice Question
Which THREE of the following are examples of multi-factor authentication? (Select three.)
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
✓
A smart card and a PIN
MFA requires two or more different factors: something you know, something you have, and something you are. Each correct answer uses at least two distinct factors.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
A smart card and a PIN
Why this is correct
Smart card (have) + PIN (know) = two factors.
- ✓
A password and a fingerprint scan
Why this is correct
Password (know) + fingerprint (are) = two factors.
- ✗
A retina scan and a fingerprint scan
Why it's wrong here
Both are something you are; only one factor.
- ✗
A username and password
Why it's wrong here
Both are something you know; only one factor.
- ✓
A one-time code sent to a phone and a password
Why this is correct
Phone (have) + password (know) = two factors.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This FC0-U71 practice question is part of Courseiva's free CompTIA 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 FC0-U71 exam.