RHCSA stands for Red Hat Certified System Administrator.
The RHCSA is the prestigious certification for Linux beginners; it proves you have basic knowledge of Linux to operate and do the administrative works.
It is the first certification in Red Hat Certification path.
Red Hat also providing Training programs for you if you want to earn this certificate, but training is not mandatory you can directly attend the exam. Who already crack RHCSA exam, according to their feedback classroom training made a positive difference for them.
There are many books, and online training materials are available for Red Hat’s products. Red Hat does not endorse any from them as a preparation guide for Red Hat Certification exam.
For certification exam there is exam objective and you need to prepare for them, no matter from where.
Exam format
The RHCSA exam is a performance-based evaluation of Red Hat Enterprise Linux system administration skills and knowledge. Candidates perform a number of routine system administration tasks and are evaluated on whether they have met specific objective criteria. Performance-based testing means that candidates must perform tasks similar to what they must perform on the job.
The RHCSA exam is a hands-on, practical exam that lasts 2.5 hours. Internet access is not provided during the exam. Outside materials are not permitted. Documentation that ships with Red Hat Enterprise Linux is available during the exam. Red Hat reserves the right to make changes to format, including timing and the policies above. Such changes will be made public in advance through revisions to this document.
Scores and reporting
Official scores for exams come exclusively from Red Hat Certification Central. Red Hat does not authorize examiners or training partners to report results to candidates directly. Scores on the exam are usually reported within 3 U.S. business days.
Exam results are reported as section scores. Red Hat does not report performance on individual items, nor will it provide additional information upon request.
Exam Objectives:
Session 01: Understand and use essential tools
Session 02: Operate running systems
Session 03: Configure local storage
Session 04: Create and configure file systems
Session 05: Deploy, configure, and maintain systems
Session 06: Manage users and groups
Session 07: Manage security
Detailed Syllabus:
Session 01: 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
Session 02: 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, adjust process priority with renice, and kill processes
Locate and interpret system log files and journals
Access a virtual machine’s console
Start and stop virtual machines
Start, stop, and check the status of network services
Securely transfer files between systems
Session 03: Configure local storage
List, create, delete partitions on MBR and GPT disks
Create and remove physical volumes, assign physical volumes to volume groups, and 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
Session 04: Create and configure file systems
Create, mount, unmount, and use vfat, ext4, and xfs file systems
Mount and unmount CIFS and NFS network file systems
Extend existing logical volumes
Create and configure set-GID directories for collaboration
Create and manage Access Control Lists (ACLs)
Diagnose and correct file permission problems
Session 05: Deploy, configure, and maintain systems
Configure networking and hostname resolution statically or dynamically
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
Install Red Hat Enterprise Linux systems as virtual guests
Configure systems to launch virtual machines at boot
Configure network services to start automatically at boot
Configure a system to use time services
Install and update software packages from Red Hat Network, a remote repository, or from the local file system
Update the kernel package appropriately to ensure a bootable system
Modify the system bootloader
Session 06: 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 a system to use an existing authentication service for user and group information
Session 07: Manage security
Configure firewall settings using firewall-config, firewall-cmd, or iptables
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
