Free Linux Foundation LFCT Practice Exam Questions and Answers 2026

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?

A company is expanding its services and plans to deploy dozens of microservices across multiple hosts. What is the primary benefit of using container orchestration in this scenario?

You need to find all occurrences of the term ‘error’ in ‘application.log’ and redirect both the output and errors from this operation to a file named ‘errors_found.txt’. Which command should you use?

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?

When transitioning to a GitOps workflow for a cloud-native application, a DevOps team debates how best to manage configuration changes to their Kubernetes clusters. Which change management model should they employ to ensure configurations are consistently applied and easily auditable in alignment with GitOps practices?