[Solved] You try sudo chown alice: file.txt but get an error. What is wrong? — Ans: Trailing colon without group name is invalid syntax | Linux CLI

Linux CLI - File Permissions and Ownership

You try sudo chown alice: file.txt but get an error. What is wrong?

AFile.txt does not exist

BYou must specify group name after colon

CTrailing colon without group name is invalid syntax

DYou cannot change owner without changing group

Step-by-Step Solution

Solution:

Step 1: Understand chown syntax for owner and group
The syntax is owner:group. A trailing colon without group is invalid.
Step 2: Identify error cause
Using alice: with no group after colon causes syntax error.
Final Answer:
Trailing colon without group name is invalid syntax -> Option C
Quick Check:
Trailing colon error = D [OK]

Quick Trick: No trailing colon without group in chown [OK]

Common Mistakes:

MISTAKES

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You try sudo chown alice: file.txt but get an error. What is wrong?