Also known as the RHCSA (Red Hat Certified System Administrator) exam, RedHat EX200 is a test that measures your skills in system administration. The training course helps in covering all the matters that are required for passing the test with ease. Designed by the RedHat company, the course comes with all the necessary objectives. It helps its students to learn all the tips and concepts that are needed, but it also requires that the seeker comes with a desire to learn from his/her heart.

Description

The RedHat course is not only a preparation training, it is also a practical platform for the students where they can develop their skills. The course will help you in learning everything that a system administrator needs to know in order to be certified. It also brings you closer to the Red Hat Linux environments. The course begins with the basics, or the fundamentals, which include shell commands, modifying users, creating users, changing passwords, and etc. The course prepares you well for understanding of system management, rebooting, booting, installation packages, network services, and much more. The topics that are included cover each and every aspect, including server and storage management, security, virtual machines, etc. The course comprises several concepts that involve a number of sub concepts for exam preparation.

Exam details

• The test lasts 2.5 hours and evaluates one’s knowledge regarding Red Hat Enterprise Linux system administration.
• It is performance-based, which means that the candidates have to deal with tasks similar to their real work.
• The exam is allowed only in English.

Exam topics

1. Understanding and using essential tools

• Accessing to the shell prompt and issuing of commands with correct syntax
• Access remote systems using SSH
• Using input and output redirection
• Using grep and regular expressions for analyzing text
• Archiving, compressing, unpacking, and uncompressing files using tar, star, gzip, and bzip2
• Creating and editing text files
• Access remote systems using SSH
• Creating soft and hard links
• Creation, deleting, copying, and moving files and directories
• Log in and switching users in multiuser targets
• Locate, use, and read system documentation
• Set, list, and change standard permissions

2. Operate running systems

• Interrupting the booting process order for gaining access to a system
• Booting systems manually into different targets
• Identification of CPU/memory intensive processes, adjusting process priority with ‘renice’ and ‘kill’ processes
• Booting, rebooting, and shutting down a system normally
• Location and interpreting system log journals and files
• Accessing the virtual machine's console
• Starting, stopping, and checking the network services status
• Starting and stopping virtual machines
• Securely transfer files between systems

3. Create and configure file systems

• Extending the existing logical volumes
• Diagnosing and correcting file permission problems
• Creating, unmounting, mounting, and using ext4, VFAT, and XFS file systems
• Creation and configuration of set-GID directories for collaboration
• Mounting and unmounting of CIFS and NFS network file systems
• Creation and operation of ACLs (Access Control Lists)

4. Manage security

• Configuration of firewall settings with the help of firewall-cmd, firewall-config, or iptables
• Configuration of key-based authentication
• Set enforcement and permissive modes regarding SELinux
• Listing and identifying SELinux file along with process context
• Restoring of default file contexts
• Using boolean settings for modifying the system SELinux settings
• Diagnosing and addressing the routine SELinux policy violations

5. Manage users and groups

• Creation, deleting, and modification of local user accounts
• Creation, deleting, and modification of group memberships and local groups
• Changing passwords and adjusting password aging for the local user accounts
• Configuration of a system for using an authentication service for the user and group information

Target audience

• Those students who want to make a career in the field of administration
• Professionals with the working experience as Linux system administrators who are looking for the enhancement of their skills and expertise.
• It is interesting for IT professionals who want to gain the RHCE certification

Conclusion

Thus, the RedHat course is a primary choice of the students who are looking for a quick learning. It helps a lot in an IT career as it prepares theoretically and practically for the tasks of system administration.

The career path includes:

• RedHat Linux Administrator
• RedHat Open Shift Linux Administrator
• RedHat System Administrator
• Operations technology System Administrator

This credential is capable to provide the certificate holder with a basic annual salary that ranges from $75,000 to $115,000.