Bird
0
0

What is wrong with this permission notation: rwxrwxrwxr?

medium📝 Debug Q7 of 15
Linux CLI - File Permissions and Ownership
What is wrong with this permission notation: rwxrwxrwxr?
AIt has invalid characters
BIt lacks execute permission for others
CIt has one extra character
DIt is missing write permission for group
Step-by-Step Solution
Solution:

  1. Step 1: Count characters in the notation

    Permission notation must have exactly 9 characters.

  2. Step 2: Check given notation length

    'rwxrwxrwxr' has 10 characters, which is one too many.

  3. Final Answer:

    It has one extra character -> Option C

  4. Quick Check:

    Valid permission notation length = 9 [OK]
Quick Trick: Count characters; 9 only for permissions [OK]
Common Mistakes:
  • Ignoring extra characters
  • Confusing permission sets

Want More Practice?

15+ quiz questions · All difficulty levels · Free

Free Signup - Practice All Questions
More Linux CLI Quizzes
File Permissions and Ownership - chown (change ownership) - Quiz 6medium File Permissions and Ownership - chgrp (change group) - Quiz 3easy File Permissions and Ownership - Why permissions protect system security - Quiz 4medium Linux Basics and Terminal - Command structure (command, options, arguments) - Quiz 15hard Linux Basics and Terminal - Opening and using the terminal - Quiz 1easy Navigating the File System - Absolute vs relative paths - Quiz 2easy Users and Groups - passwd (change password) - Quiz 4medium Users and Groups - su (switch user) - Quiz 3easy Viewing and Editing Files - head and tail - Quiz 15hard Viewing and Editing Files - vim basics (insert, command, save, quit) - Quiz 7medium