Which of the following commands will set setuid for the /usr/bin/program?
Understand the Problem
The question is asking which command will set the setuid permission for a specific program in the /usr/bin/ directory. This involves understanding the use of the chmod command and its permission settings.
Answer
chmod 4755 /usr/bin/program
The final answer is chmod 4755 /usr/bin/program
Answer for screen readers
The final answer is chmod 4755 /usr/bin/program
More Information
Setting the setuid bit allows users to run an executable with the file owner’s privileges. The command chmod 4755 sets the setuid bit along with the typical permissions.
Tips
A common mistake is confusing the numbers associated with setuid, setgid, and sticky bits. Ensure the setuid value is represented by the number 4.
Sources
- Linux Essentials – Chapter 16 Exam Answers 2019 + PDF file - itexamanswers.net
- Linux File Permissions: Understanding setuid, setgid, and the Sticky ... - cbtnuggets.com
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