Red Hat Certified System Administrator (RHCSA) exam Training

Prerequisites

• Have either taken Red Hat System Administration I (RH124) and Red Hat System Administration II (RH134) or the RHCSA Rapid Track course (RH199) that combines those courses, or have comparable work experience as a system administrator on Red Hat Enterprise Linux
• Review the Red Hat Certified System Administrator exam (EX200) objectives
• Take our free assessment to find the course that best supports your preparation for this exam.

Skills Gained

• Understand and use essential tools
• Access a shell prompt and issue commands with correct syntax
• Use input-output redirection (>, >>, |, 2>, etc.)
• Use grep and regular expressions to analyze text
• Access remote systems using SSH
• Log in and switch users in multiuser targets
• Archive, compress, unpack, and uncompress files using tar, star, gzip, and bzip2
• Create and edit text files
• Create, delete, copy, and move files and directories
• Create hard and soft links
• List, set, and change standard ugo/rwx permissions
• Locate, read, and use system documentation including man, info, and files in /usr/share/doc
• Create simple shell scripts
• Conditionally execute code (use of: if, test, [], etc.)
• Use Looping constructs (for, etc.) to process file, command line input
• Process script inputs ($1, $2, etc.)
• Processing output of shell commands within a script
• Processing shell command exit codes
• Operate running systems
• Boot, reboot, and shut down a system normally
• Boot systems into different targets manually
• Interrupt the boot process in order to gain access to a system
• Identify CPU/memory intensive processes and kill processes
• Adjust process scheduling
• Manage tuning profiles
• Locate and interpret system log files and journals
• Preserve system journals
• Start, stop, and check the status of network services
• Securely transfer files between systems
• Configure local storage
• List, create, delete partitions on MBR and GPT disks
• Create and remove physical volumes
• Assign physical volumes to volume groups
• Create and delete logical volumes
• Configure systems to mount file systems at boot by universally unique ID (UUID) or label
• Add new partitions and logical volumes, and swap to a system non-destructively
• Create and configure file systems
• Create, mount, unmount, and use vfat, ext4, and xfs file systems
• Mount and unmount network file systems using NFS
• Extend existing logical volumes
• Create and configure set-GID directories for collaboration
• Configure disk compression
• Manage layered storage
• Diagnose and correct file permission problems
• Deploy, configure, and maintain systems
• Schedule tasks using at and cron
• Start and stop services and configure services to start automatically at boot
• Configure systems to boot into a specific target automatically
• Configure time service clients
• Install and update software packages from Red Hat Network, a remote repository, or from the local file system
• Work with package module streams
• Modify the system bootloader
• Manage basic networking
• Configure IPv4 and IPv6 addresses
• Configure hostname resolution
• Configure network services to start automatically at boot
• Restrict network access using firewall-cmd/firewall
• Manage users and groups
• Create, delete, and modify local user accounts
• Change passwords and adjust password aging for local user accounts
• Create, delete, and modify local groups and group memberships
• Configure superuser access
• Manage security
• Configure firewall settings using firewall-cmd/firewalld
• Create and use file access control lists
• Configure key-based authentication for SSH
• Set enforcing and permissive modes for SELinux
• List and identify SELinux file and process context
• Restore default file contexts
• Use boolean settings to modify system SELinux settings
• Diagnose and address routine SELinux policy violations
• Manage containers
• Find and retrieve container images from a remote registry
• Inspect container images
• Perform container management using commands such as podman and skopeo
• Perform basic container management such as running, starting, stopping, and listing running containers
• Run a service inside a container
• Configure a container to start automatically as a systemd service
• Attach persistent storage to a container

Who Can Benefit?

• Experienced Red Hat Enterprise Linux system administrators seeking validation of their skills
• Students who have attended Red Hat System Administration I (RH124) and Red Hat System Administration II (RH134) and are on the path to becoming an RHCSA
• Experienced Linux system administrators who require a certification either by their organization or based on a mandate (DoD 8570 directive)
• IT professionals who are on the path to becoming a Red Hat Certified Engineer (RHCE)
• An RHCE who is noncurrent or who is about to become noncurrent and wants to recertify as an RHCE
• DevOps professionals who wish to demonstrate their expertise with the fundamentals of container technology