A cloud infrastructure team is planning to automate the provisioning and management of their AWS resources to enhance efficiency and consistency across environments. They want to adopt a GitOps approach that aligns with best practices for infrastructure as code (IaC). Which combination of tools and practices should they implement?
An administrator notices that a critical application service isn’t responding as expected on a Linux system. To diagnose the issue, which command should be used to display the current status of a service named ‘app_service’?
In a GitOps workflow, a team wants to ensure that any changes to the network configuration in their Kubernetes clusters are automatically applied, version-controlled, and easily reversible. Which combination of tools and practices should they implement to achieve this?
You need to add a new user named ‘techuser’ to your Linux system and ensure they are a member of an existing group named ‘techgroup’. Which command should you use?