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This article will introduce in detail for you the "Linux system to view file permissions commands are", the contents of the steps are clear and detailed, the details are handled properly, and the editor will update different knowledge points every day, hope that this "Linux system to view file permissions command what" can give you unexpected harvest, please follow the editor's ideas slowly in depth, the specific contents are as follows, to harvest new knowledge together.

View permissions Linux file access permissions are readable, writable and executable.

You can view it with the ls-l command, for example:

Ls-l display

-rwxr-xr-x 1 root root 6444 09-22 15:33 shmwrite-rw-r--r-- 1 root root 1443 09-22 15:33 shmwrite.c drwxr-xr-x 2 root root 4096 09-22 17:19 test the first character represents the file type. D stands for directory,-for non-directory.

Next, every three characters are divided into a set of permissions, which in turn represent owner permissions, same group user rights, and other user rights.

The three characters of each set of permissions in turn represent whether they are readable, writable, and executable.

R indicates that you have read permission

W means you have permission to write

X indicates that you have executable permissions

-indicates that there is no such permission

What is Linux system Linux is a free-to-use and free-spread UNIX-like operating system, is a POSIX-based multi-user, multi-task, multi-threaded and multi-CPU operating system, using Linux can run major Unix tools, applications and network protocols.

Thank you for reading here. The editor hopes that you will have the most profound experience from the practical level on the key issue of "what are the commands for viewing file permissions in the Linux system?" the specific usage also requires everyone to practice and use it in order to understand it. If you want to read more related articles, welcome to follow the industry information channel!

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