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A Linux administrator is troubleshooting a Docker container that fails to communicate with external network resources. Which command should the administrator use to inspect the network configuration of the problematic container named ‘app_container’?
To optimize their Docker image for a Python-based web application, a developer decides to use a multi-stage build process. What is the primary reason for using multi-stage builds in this context?
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’?
A system administrator is tasked with creating a new virtual machine (VM) to host a lightweight web application. The VM will be deployed in a cloud environment. Which of the following VM configurations is the most appropriate for minimizing costs while ensuring adequate performance for the web application?
On a Debian-based system, you want to search for a package named ‘curl’ to see if it’s available for installation. Which command should you use?
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