A Linux systems administrator needs to set permissions on an application with the following parameters:
The owner of the application should be able to read, write, and execute the application.
Members of the group should be able to read and execute the application.
Everyone else should not have access to the application.
Which of the following commands would BEST accomplish these tasks?

• A.chmod 750 <application name>
• B.chmod 760 <application name>
• C.chmod 730 <application name>
• D.chmod 710 <application name>

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A junior administrator is migrating a virtual machine from a Type 1 hypervisor to a Type 2 hypervisor. To ensure portability, which of the following formats should the administrator export from the Type 1 hypervisor to ensure compatibility?

• A.OWASP
• B.OVA
• C.VMDK
• D.VDI

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An administrator receives a warning about a file system filling up, and then identifies a large file located at /tmp/largelogfile. The administrator deletes the file, but no space is recovered on the file system.
Which of the following commands would BEST assists the administrator in identifying the problem?

• A.lsof | grep largelogfile
• B.pkill /tmp/largelogfile
• C.pgrep largelogfile
• D.ps -ef | grep largelogfile

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A junior system administrator had trouble installing and running an Apache web server on a Linux server. You have been tasked with installing the Apache web server on the Linux server and resolving the issue that prevented the junior administrator from running Apache.
INSTRUCTIONS
Install Apache and start the service. Verify that the Apache service is running with the defaults.
Typing "help" in the terminal will show a list of relevant commands.
If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.
CentOS Command Prompt

Correct Answer:

Solution below.

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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 reboot 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.
• C.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.
• 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.

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