A junior systems is configuring localization option environment variables. The administrator is given a checklist of tasks with the following requirements:
View current settings of the LC_ALL environment variable only.
Modify the LANG environment variable to US English Unicode.
Given this scenario, which of the following should be performed to meet these requirements? (Choose two.)

• A.echo $LC_ALL
• B.locale
• C.cat $LC_ALL
• D.export LANG = en_US.UTF-8
• E.export $LANG = en_US.UTF
• F.stty

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A systems administrator needs to allow the Linux server to receive HTTP connections from Internet hosts. By default, the port for HTTP connections is blocked. Which of the following rules should be added in the firewall to allow this type of connection?

• A.firewall-cmd --zone=internal --add-port=80/tcp --permanent
• B.firewall-cmd --zone=public --add-port=80/tcp --permanent
• C.firewall-cmd --zone=internal --add-port=443/tcp --permanent
• D.firewall-cmd --zone=public --add-port=443/tcp --permanent

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An administrator is uncomfortable allowing users to log in as root. Which of the following ensures that root logins are disallowed?

• A.usermod -L root
• B.usermod -G root
• C.usermod -B root
• D.usermod -U root

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A systems administrator needs to retrieve specific fields from a csv file. Which of the following tools would accomplish this task?

• A.awk
• B.sort
• C.print
• D.echo

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A developer reports a web sever is unable to connect to the database server. The developer reviews the following output from each server:
Web server output:

Database server output:
Which of the following will resolve the issue?

• A.Remove the drcp command on the database firewall
• B.Start the database on the web server and enable it to survive reboot
• C.Add a staoc route between the two networks
• D.Enable the network interfaces on the database server

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