Users cannot access an application that is running inside containers. The administrator wants to validate whether the containers are running. Which of the following commands should the administrator use?

• A.docker start
• B.docker ps
• C.docker run
• D.docker images

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A Linux user runs the following command:
nohup ping comptia.com &
Which of the following commands should the user execute to attach the process to the current terminal?

• A.renice
• B.jobs
• C.exec
• D.fg

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An administrator needs to verify the user ID, home directory, and assigned shell for the user named "accounting." Which of the following commands should the administrator use to retrieve this information?

• A.qetent passwd accounting
• B.id accounting
• C.grep accounting /etc/shadow
• D.who accounting

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A Linux software developer wants to use AI to optimize source code used in a commercial product. Which of the following steps should the developer take first?

• A.Research which of the available AI chatbots are best at optimizing source code.
• B.Verify that the company has a policy governing the use of AI in software development.
• C.Install a private LLM to use on the internal network for source code optimization.
• D.Use open-source LLMs that undergo regular security reviews by the community.

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A systems administrator needs to set the IP address of a new DNS server. Which of the following files should the administrator modify to complete this task?

• A./etc/whois.conf
• B./etc/resolv.conf
• C./etc/nsswitch.conf
• D./etc/dnsmasq.conf

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