FC0-U71 Security Practice Question
A small business owner wants to protect customer data stored on laptops in case the devices are stolen. Which encryption method provides the best protection for the entire hard drive?
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
✓
Full disk encryption
Full disk encryption (e.g., BitLocker or FileVault) encrypts the entire drive, making data unreadable without the decryption key even if the physical device is stolen.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
HTTPS encryption for web traffic
Why it's wrong here
HTTPS encrypts data in transit, not data at rest on the hard drive.
- ✗
File-level encryption on individual documents
Why it's wrong here
File-level encryption only protects specific files, leaving other data potentially exposed.
- ✗
A VPN when connecting to the internet
Why it's wrong here
A VPN encrypts internet traffic, not data stored on the device.
- ✓
Full disk encryption
Why this is correct
Correct: full disk encryption protects all data on the drive.
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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.