Linux CLI - File Permissions and Ownership
Which special permission allows an executable file to run with the file owner's privileges regardless of who runs it?
Which special permission allows an executable file to run with the file owner's privileges regardless of who runs it?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Recall setuid function
Setuid allows an executable to run with the file owner's permissions, not the user's.Step 2: Compare with other options
Setgid affects group permissions, sticky bit affects deletion rights, so only setuid fits.Final Answer:
Setuid -> Option BQuick Check:
Setuid = runs as file owner [OK]
Quick Trick: Setuid runs program as file owner, not user [OK]
Common Mistakes:
MISTAKES- Mixing setuid with setgid
- Thinking sticky bit controls execution
- Choosing 'None of the above' incorrectly
Master "File Permissions and Ownership" in Linux CLI
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