Study Points for the RHCE Exam

Study Points for the RHCE Exam Prerequisite skills for RHCT and RHCE Candidates should possess the following skills, as they may be necessary in order to fulfill requirements of the RHCT and RHCE exams: • use standard command line tools (e.g., ls, cp, mv, rm, tail, cat, etc.) to create, remove, view, and investigate files and directories • use grep, sed, and awk to process text streams and files • use a terminal-based text editor, such as vi/vim, to modify text files • use input/output redirection • understand basic principles of TCP/IP.networking, including IP addresses, netmasks, and gateways • use su to switch user aclearcase/" target="_blank" >ccounts • use passwd to set passwords • use tar, gzip, and bzip2v • configure an email client on Red Hat Enterprise Linux • use mozilla and/or links to access HTTP/HTTPS URLs • use lftp to access FTP URLs RHCT skills Troubleshooting and System Maintenance RHCTs should be able to: • boot systems into different run levels for troubleshooting and system maintenance • diagnose and correct misconfigured networking • diagnose and correct hostname resolution problems • configure the X Window System and a desktop environment • add new partitions, filesystems, and swap to existing systems • use standard command-line tools to analyze problems and configure system Installation and Configuration RHCTs must be able to: • perform network OS installation • implement a custom partitioning scheme • configure printing • configure the scheduling of tasks using cron and at • attach system to a network directory service, such as NIS or LDAP • configure autofs • add and manage users, groups, and quotas • configure filesystem permissions for collaboration • install and update RPMs • properly update the kernel RPM • modify the system bootloader • implement software RAID at install-time and run-time • use /proc/sys and sysctl to modify and set kernel run-time parameters RHCE skills Troubleshooting and System Maintenance RHCEs must demonstrate the RHCT skills listed above, and should be able to: • use the rescue environment provided by first installation CD • diagnose and correct bootloader failures arising from bootloader, module, and filesystem errors • diagnose and correct problems with network services (see Installation and Configuration below for a list of these services) • add, remove, and resize logical volumes Installation and Configuration RHCEs must demonstrate the RHCT-level skills listed above, and they must be capable of configuring the following network services: • HTTP/HTTPS • SMB • NFS • FTP • Web proxy • SMTP • IMAP, IMAPS, and POP3 • SSH • DNS For each of these services, RHCEs must be able to: • install the packages needed to provide the service • 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 RHCEs must also be able to: • configure hands-free installation using Kickstart • implement logical volumes at install-time • use PAM to implement user-level restrictions

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