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CompTIA Linux+ XK0-005 Practice Question

What is the primary function of the groupmod command in a Linux environment?

To add or remove a user from a group
To create a new user account on the system
To modify a group's name or GID (Group ID)
To modify file permissions for a group of files

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Answer Description

The groupmod command is used to modify a group's details, such as its name or Group ID (GID). Knowledge of this command is crucial for system administrators when they need to manage group information and its related security implications. For example, changing a group's name might be necessary when organizational roles change or to correct errors in naming conventions. The incorrect options provided are related to user and file management, not directly to groups, which may lead to confusion, but understanding groupmod pertains specifically to group modifications.

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What is a GID and why is it important in Linux?

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CompTIA Linux+ XK0-005

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