A Junior Linux Administrator Is Setting Up System-Wide Configuration Settings

question 188

Multiple Choice

A junior Linux administrator is setting up system-wide configuration settings. The goal is to ensure the PATH environment variable includes the following locations for all users who log into a Linux system: The administrator issues the following commands at the terminal: Respectively, the output of these commands is as follows: Given this output, which of the following would be the BEST action for the administrator to perform to address this issue?

• A) Update the /etc/profile.d file using a text editor, navigate to the PATH element, add the missing locations, and run the bash_completion.sh script to update the changes. Update the /etc/profile.d file using a text editor, navigate to the PATH element, add the missing locations, and run the bash_completion.sh script to update the changes.
• B) Update the /etc/profile file using a text editor, navigate to the PATH element, add the missing locations and run the . /etc/profile command to update the changes. /etc/profile file using a text editor, navigate to the PATH element, add the missing locations and run the . /etc/profile command to update the changes.
• C) Update the /etc/profile.d file using a text editor, navigate to the PATH element, add the missing locations, and reboot to update the changes. file using a text editor, navigate to the PATH element, add the missing locations, and reboot to update the changes.
• D) Update the /etc/profile file using a text editor navigate to the PATH element, add the missing locations, and restart the bash process to update the changes. file using a text editor navigate to the PATH element, add the missing locations, and restart the bash process to update the changes.

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Definitions:

Unobtrusive Measures

Methods of collecting data that do not interfere with the subjects being studied.

Reactivity

Reactivity is the tendency of people to alter their performance or behavior due to the awareness that they are being observed.

Reactivity

The phenomenon where subjects alter their behavior due to their awareness of being observed.

Convergent Validity

A measure of the extent to which two independent measures of the same concept are correlated.