A junior Linux administrator is optimizing a system in which an application needs to take priority 0 when running the process. The administrator runs the ps command and receives the following output:

Given this scenario, which of the following steps will address this issue?

• A.Issue the command renice -p 8481
• B.Issue the command renice -p 0 ~n 8481
• C.Issue the command ronice -n 0 -p 8481
• D.Issue the command renice -n 8481

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Which of the following configuration management tools is considered agentless?

• A.Ouppet
• B.Salt
• C.Ansible
• D.Chef

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A Linux systems administrator is troubleshooting an issue with the /home directory running out of space. The
administrator needs to determine which /home directories are using the most space. Which of the following
commands should be used?

• A.du
• B.lvs
• C.df
• D.fsck

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An administrator is investigating issues with an unresponsive website hosted on an internal web server named websrv. After gathering diagnostics data the administrator performs the following analysis:

Which of the following would MOST likely resolve the issue on the web server?

• A.Route add default gw 10.0.112.0eth0
• B.Systemct1 restart httpd
• C.Iptables -I INPUT 1 -p tcp -dport 80 -j ACCETP
• D.Ifup etho

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Due to security policies, a restriction was implemented that forbids direct access to the database server. The junior administrator needs to connect using SSH tunneling. Which of the following commands allows the junior administrator to connect from a desktop?

• A.ssh -L dbserver.local:5432:localhost:95432 [email protected]
• B.ssh -L 5432:localhost dbserver.local:5432 postgres
• C.ssh -L 95432:localhost [email protected]
• D.ssh -L 9432:localhost:5432 [email protected]

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