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Showing 5 results for “rhel”.
Red Hat · Current catalog entry
For senior Linux admins; proves you can automate RHEL administration at scale with Ansible.
Red Hat · Current catalog entry
For Linux sysadmins; proves through a practical exam that you can administer Red Hat Enterprise Linux systems.
Linux+ · System Management
…i installs a local .deb without dependency resolution. RHEL, Fedora and derivatives use dnf (yum on older systems) over rpm; dnf install, dnf update and dnf search do the work, rpm -qa lists…
Linux+ · System Management
…nerated with grub2-mkconfig -o /boot/grub2/grub.cfg on RHEL or update-grub on Debian; editing grub.cfg directly gets overwritten. dracut or update-initramfs rebuilds the initramfs after driv…
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Linux+ · Security
SELinux adds mandatory access control on RHEL-family systems using labels called contexts on files, ports and processes. If a web server cannot read a file that has correct ownership and mod…