Quick Answer
The answer is Ansible, Puppet, and Salt. These three are commonly used Linux configuration management tools because they automate system provisioning, enforce desired states, and remediate configuration drift across server fleets. Ansible stands out for its agentless architecture, using SSH and YAML-based playbooks to define idempotent states, while Puppet relies on a master-agent model with its declarative DSL, and Salt offers high-speed execution via a ZeroMQ message bus. On the CompTIA Linux+ XK0-005 exam, this question tests your ability to distinguish core automation tools from scripting utilities like Bash or monitoring tools like Nagios—a common trap is confusing Chef (Ruby-based) with these three, but Chef is less frequently tested. Remember the mnemonic “APS” (Ansible, Puppet, Salt) to recall the trio that dominate Linux configuration management.
This XK0-005 practice question tests your understanding of scripting, containers and automation. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Which THREE of the following are commonly used configuration management and automation tools in the Linux ecosystem? (Choose THREE.)
Terraform
Why wrong: Infrastructure as code, not configuration management.
Ansible
Agentless automation tool.
Salt
Configuration management and remote execution.
Puppet
Configuration management tool.
Nagios
Why wrong: Monitoring tool.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Ansible
Ansible is a configuration management and automation tool that uses SSH for agentless communication and YAML-based playbooks to define desired system states. It is widely adopted in Linux environments for tasks such as software provisioning, configuration drift remediation, and orchestration, making it a correct choice for this question.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Terraform
Why it's wrong here
Infrastructure as code, not configuration management.
Ansible
Why this is correct
Agentless automation tool.
Related concept
Read the scenario before looking for a memorised answer.
Salt
Why this is correct
Configuration management and remote execution.
Related concept
Read the scenario before looking for a memorised answer.
Puppet
Why this is correct
Configuration management tool.
Related concept
Read the scenario before looking for a memorised answer.
Nagios
Why it's wrong here
Monitoring tool.
Common exam traps
CompTIA often tests the distinction between infrastructure provisioning tools (like Terraform) and configuration management tools (like Ansible, Salt, Puppet), leading candidates to mistakenly include Terraform when the question explicitly asks for configuration management and automation tools in the Linux ecosystem.
Detailed technical explanation
Ansible operates over SSH using the paramiko library or OpenSSH, executing modules (e.g., 'yum', 'copy', 'service') on target hosts without requiring any persistent agent or daemon. Its idempotent design ensures that playbooks can be run repeatedly without unintended side effects, a key behavior for maintaining consistent configurations across large fleets. In real-world scenarios, Ansible is often used alongside version control (e.g., Git) to manage infrastructure as code, enabling rollback and audit trails for configuration changes.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A practitioner preparing for the XK0-005 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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FAQ
Scripting, Containers and Automation — This question tests Scripting, Containers and Automation — Read the scenario before looking for a memorised answer..
The correct answer is: Ansible — Ansible is a configuration management and automation tool that uses SSH for agentless communication and YAML-based playbooks to define desired system states. It is widely adopted in Linux environments for tasks such as software provisioning, configuration drift remediation, and orchestration, making it a correct choice for this question.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 30, 2026
This XK0-005 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the XK0-005 exam.
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