5. Describe Principles of Infrastructure as Code 200-901 Practice Questions (Page 9)

Questions 41–44

1. 41application · medium

   A team is deciding between two IaC tools. Tool X requires writing scripts that specify the exact order of commands to create a virtual network. Tool Y allows defining the final network configuration and automatically handles the creation. Which statement correctly compares the two tools?

   • ATool X is imperative; Tool Y is declarative
   • BTool X is declarative; Tool Y is imperative
   • CBoth tools are imperative
   • DBoth tools are declarative
   Reveal Solution Discussion Select an answer first
2. 42application · medium

   A network automation team maintains Ansible playbooks that configure routers and switches. A junior engineer accidentally pushed a change to the production branch that broke the configuration on several devices. The team wants to prevent this from happening again while still allowing multiple engineers to collaborate on the playbooks. Which practice should they adopt?

   • AStore the playbooks in a shared drive and have engineers edit them directly.
   • BGive only the most senior engineer write access to the repository.
   • CRun the playbooks automatically on every commit to the production branch.
   • DRequire all changes to go through a pull request with at least one peer review before merging to the production branch.
   Reveal Solution Discussion Select an answer first
4. 43foundation · easy

   What is the typical first step in an infrastructure as code workflow?

   • ADeleting old infrastructure to make room for new code
   • BMonitoring the infrastructure for performance issues
   • CAuthoring the infrastructure code in a declarative or imperative format
   • DDeploying the infrastructure to production
   Reveal Solution Discussion Select an answer first
5. 44application · medium

   A network team is transitioning from manually configuring devices to an infrastructure as code approach. They want to ensure that every change to the network configuration is tracked, reversible, and auditable. Which combination of practices best achieves this?

   • AManually back up device configurations to a USB drive at the end of each week.
   • BSave configuration files on a shared network drive with timestamps in the filenames.
   • CUse a configuration management tool but do not store the code in version control.
   • DStore all configuration files in a Git repository and use tags to mark releases.
   Reveal Solution Discussion Select an answer first