Home » RedHat » EX407 » Which of the following is a good use case for an ad-hoc command?
Which of the following is a good use case for an ad-hoc command? (Choose all that apply.)
A. Experimenting with an Ansible Module
B. Installing the netcat utility on application servers
C. Checking the free memory on a particular group of hosts
D. Upgrading a custom 3-tier application stack
Correct Answer: ABC
Explanation/Reference:
Explanation:
Installing netcat is a single yum command that would be easily run across a group of common servers with an Ansible ad-hoc command. A single command run against several servers is a perfect use case for an ad-hoc command. Writing a playbook would be overkill.
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