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Chmod 566

Owner can read, execute. Group can read, write. Others can read, write.

Numeric Notation

566

Symbolic Notation

r-xrw-rw-

Command

chmod 566 file

Permission Breakdown

Detailed view of permissions for each user category

Owner

✓ Read✗ Write✓ Execute

Group

✓ Read✓ Write✗ Execute

Others

✓ Read✓ Write✗ Execute

For Files

chmod 566 filename.txt

Changes permissions of a single file

chmod 566 *.txt

Changes permissions of all .txt files

After applying chmod 566, files will display as:

r-xrw-rw- filename.txt

For Directories

chmod 566 dirname

Changes permissions of a directory

chmod -R 566 dirname

Recursively changes all files and subdirectories

After applying chmod 566, directories will display as:

dr-xrw-rw- dirname

Common Use Cases for Chmod 566

Shared Reading

Files that need to be readable by multiple users or groups.

General Purpose

This permission set is useful when you need owner read, and execute access.

General Purpose

This permission set is useful when you need owner read, and execute access.

Related Chmod Codes

Explore similar permission configurations

Try the Interactive Calculator

Experiment with different permission combinations

Understanding Chmod 566

The chmod 566 command sets specific file permissions in Linux and Unix systems. This permission configuration owner can read, execute. group can read, write. others can read, write.

In the numeric notation 566, each digit represents the permission level for different user categories. The symbolic representation r-xrw-rw- provides a visual way to understand these permissions, where 'r' means read, 'w' means write, 'x' means execute, and '-' means no permission.

When you execute chmod 566 filename, you're modifying the file's access control list to match this specific permission pattern. This is essential for maintaining proper security and access control in multi-user environments.