Users are unable to connect to a server using HTTPS. The administrator runs the following command on the remote system:

Then, the administrator runs the following command from a local workstation:

Which of the following steps should the administrator take to address the issue?

• A.Configure the application to run on an active port
• B.Start the application to run on port 443
• C.Allow port 443 through the firewall
• D.Update the self-signed certificate

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A Linux administrator needs to run a command in the background of a terminal, Which of the following commands will BEST accomplish this task?

• A../run_application $$ bg
• B../run_application $
• C../run_application +$
• D../run_application

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A user cannot write files to the /home/user directory. The junior Linux administrator runs the following commands:

Which of the following BEST represents why the user cannot write files?

• A.The filesystem is out of inodes.
• B.The filesystem is out of file space.
• C.The filesystem is not configured for the user to write to it.
• D.The filesystem does not have a group write permission.

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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 installing patches using YUM. The administrator issues the following command:
yum list installed
The output of the command is as follows:

Given this scenario and the output, which of the following should the administrator do to address this issue?

• A.ps -ef | grep yum
• B.killall yum
• C.top | grep yum
• D.renice -n 9 -p 5180

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