CompTIA IT Fundamentals (FC0-U51) — Question 13

Which of the following operating systems is available for free and can be modified by anyone?

Answer options

• A. Windows
• B. Linux
• C. Mac OS
• D. Chrome OS

Correct answer: B

Explanation

Linux is an open-source operating system, which means it can be freely used, modified, and distributed by anyone. In contrast, Windows, Mac OS, and Chrome OS are proprietary systems that do not allow users to modify their source code or use them without purchase.