Changing owner and group together | LPIC-1 101-500 Exam original practice question

104.5Basic

Change deploy.sh's owner to alice and owning group to devops.

Specify both in one command.

Which command is appropriate?

Hint 1: Focus on the system role

Separate firmware, boot, storage, process, and filesystem roles before comparing the choices.

Hint 2: Key terms

Review the short definitions of the LPIC-1 101 concepts involved.

set-user-ID: A file attribute that makes an executable run with the file owner's effective user ID.
set-group-ID: A file or directory attribute that affects the effective group ID or group inheritance.
sticky bit: A shared-directory attribute that limits who may delete or rename directory entries.
Effective ID: The process user or group identity primarily used during permission checks.

Detailed explanation

Incorrectchown alice deploy.sh

Incorrect. This changes only the owner and leaves the group unchanged.

Correctchown alice:devops deploy.sh

Correct. chown alice:devops deploy.sh sets both owner and group.

Incorrectchgrp alice:devops deploy.sh

Incorrect. chgrp changes a group and does not take the OWNER:GROUP form.

Incorrectchmod alice:devops deploy.sh

Incorrect. chmod changes permission bits rather than ownership.

An example you can run in a temporary verification environment.

chown --help

[OWNER][:[GROUP]]形式の使用法

Foundation review

Check whether the command acts on the current shell, a new process, an existing process, or a file.

Use the supplied command and compare the output with the expected result.

Question IDKP-104-266

EnvironmentGNU coreutils 9.x

Last technical review2026-08-13

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