EX300 - Zkouška Red Hat Certified Engineer (RHCE)

The Red Hat Certified Engineer exam (EX300) tests to determine if your knowledge, skill, and ability meet those required of a senior system administrator responsible for Red Hat Enterprise Linux (RHEL) systems. Red Hat Certified System Administrator (RHCSA) certification is required to earn RHCE certification. The RHCE exam is a hands-on, practical exam that lasts 3.5 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 the format, including timing and the policies above. Such changes will be made public in advance through revisions to this document. An RHCE certification is earned by a Red Hat Certified System Administrator (RHCSA) who has demonstrated the knowledge, skill, and ability required of a senior system administrator responsible for Red Hat Enterprise Linux systems. This exam and the exam objectives provided here are based on the Red
 Hat^®Enterprise Linux^® 7 version of the exam.

Audience 

• Experienced Linux IT professionals who currently have RHCSA certification and are interested in earning an RHCE certification
• Experienced Red Hat Enterprise Linux system administrators seeking validation of their skills
• Students who have attended the Red Hat System Administration I, II, and III courses or the RHCE Certification lab
• Experienced Linux system administrators who require a certification either by their organization or based on a mandate (DOD 8570 directive)
• An RHCE who is noncurrent and has passed the RHCSA exam

Study points for the exam 

RHCE exam candidates should consult the RHCSA exam objectives and be capable of RHCSA-level tasks, as some of these skills may be required in order to meet RHCE exam objectives. Red Hat reserves the right to add, modify, and remove objectives. Such changes will be made public in advance through revisions to this document.

RHCE exam candidates should be able to accomplish the following without assistance. These have been grouped into several categories.

System configuration and management

• Use network teaming or bonding to configure aggregated network links between two Red Hat Enterprise Linux systems
• Configure IPv6 addresses and perform basic IPv6 troubleshooting
• Route IP traffic and create static routes
• Use firewalld and associated mechanisms such as rich rules, zones and custom rules, to implement packet filtering and configure network address translation (NAT)
• Use /proc/sys and sysctl to modify and set kernel runtime parameters
• Configure a system to authenticate using Kerberos
• Configure a system as either an iSCSI target or initiator that persistently mounts an iSCSI target
• Produce and deliver reports on system utilization (processor, memory, disk, and network)
• Use shell scripting to automate system maintenance tasks

Network services

Network services are an important subset of the exam objectives. RHCE candidates should be capable of meeting the following objectives for each of the network services listed below:

• Install the packages needed to provide the service
• Configure SELinux to support the service
• Use SELinux port labeling to allow services to use non-standard ports
• Configure the service to start when the system is booted
• Configure the service for basic operation
• Configure host-based and user-based security for the service

     HTTP/HTTPS

• Configure a virtual host
• Configure private directories
• Deploy a basic CGI application
• Configure group-managed content
• Configure TLS security

     DNS

• Configure a caching-only name server
• Troubleshoot DNS client issues

     NFS

• Provide network shares to specific clients
• Provide network shares suitable for group collaboration
• Use Kerberos to control access to NFS network shares

     SMB

• Provide network shares to specific clients
• Provide network shares suitable for group collaboration

     SMTP

• Configure a system to forward all email to a central mail server

     SSH

• Configure key-based authentication
• Configure additional options described in documentation

     NTP

• Synchronize time using other NTP peers

Database services

• Install and configure MariaDB
• Backup and restore a database
• Create a simple database schema
• Perform simple SQL queries against a database

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. 

Prerequisites 

• RHCE Rapid Track Course, System Administration I, II, or III or equivalent experience
• Real-world system administration experience

Not sure if you have the correct skill-set knowledge? Find out by passing the online skills assessment.

Recommended courses 

RH254 - Red Hat System Administration III
RH255 - Red Hat System Administration III + certifikace RHCSA a RHCE
RH299 - RHCE Certification lab
RH300 - RHCE Certification lab + certifikace RHCSA a RHCE