FC0-U71 Tech Concepts and Terminology Practice Question
A user wants to permanently delete files from a USB flash drive without any possibility of recovery. Which of the following techniques should be used?
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
✓
Overwrite the drive with random data
Overwriting the data with random patterns ensures the original data cannot be recovered. Quick format only removes the file system index, and deletion marks space as available.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Quick format
Why it's wrong here
Quick format only clears the file table, data remains recoverable.
- ✗
Change the file extension
Why it's wrong here
Changing extension does not affect data content.
- ✗
Delete and empty Recycle Bin
Why it's wrong here
This only marks space as free; data can be recovered with tools.
- ✓
Overwrite the drive with random data
Why this is correct
Overwriting ensures original data is no longer recoverable.
Go deeper
Related to this question
About these practice questions
Courseiva writes every FC0-U71 question from scratch — 988 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
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.