ls
List files one per line: ls -1 List all files, including hidden files: ls -a List all files, with trailing `/` added to…
Docker commands
List all docker containers (running and stopped) docker ps --all docker run --name container_name image docker start|stop container_name docker pull image docker images…
Diagnose and manage processes
Alicia is a RHEL Sysadmin at Red Hat: Alicia is preparing for her LFCS certification. She needs to master diagnosing and managing processes…
Understand storage classes, persistent volumes
Marcus is a Certified Kubernetes Administrator (CKA) who works for Google. He has been assigned to give a lecture to 64 new company…
Configure a caching DNS server
Anita is a RHEL Sysadmin at IBM: She has been invited to the annual Linux Foundation conference to give a speech on configuring…
Manage Software
Arduino is an LFCS candidate work as a RHEL Engineer at Red Hat: Managing software is one of the 64 LFCS exam objectives.