Objectives

EX200 Objectives 

 Study points for the exam 

 

 

 RHCSA exam candidates should be able to accomplish the tasks below without assistance. These have been grouped into several categories. 

 

 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, 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 

 

 

 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 

 Configure autofs 

 Extend existing logical volumes 

 Create and configure set-GID directories for collaboration 

 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 

 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 

 Manage default file permissions 

 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 

 Manage SELinux port labels 

 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 

 Build a container from a Containerfile 

 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