CompTIA ITF+ (FC0-U71) — Question 1

Which of the following is the most important consideration when opening a file on an OS GUI?

Answer options

• A. File extension
• B. Default permissions
• C. Backup policy
• D. Data compression

Correct answer: A

Explanation

The file extension is crucial because it indicates the file type and determines which application will open the file. Default permissions, backup policy, and data compression are important but are secondary to knowing how the system will interpret the file based on its extension.