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A Linux system administrator has been notified that a specific application, ‘app_service’, is not responding. Which command should they use to check if the ‘app_service’ process is currently running on the system?

A system administrator is tasked with creating a virtual machine (VM) to host a new application that is sensitive to network latency. The VM will be deployed in a cloud environment. Which factor is most important to consider when selecting the location for the VM deployment?

To save the standard output of date to a file named current_date.txt and also display it on the screen, which command should you use?

You want to create a symbolic link named ‘latest_report’ that points to a file named ‘annual_report_2023.txt’ within the same directory. Which command should you use?

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?