RHCSA exam prep recover root password

Your root password is lost and gone forever.

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Your sudo account has been blocked by an incompetent SA(System Administrator).

This according to reports is often on the test. It takes 5 minutes to fix.

Reboot your system and intervene on the kernel prompt.

Press e to edit go down to the linux16 line and edit.

Erase rhgb quiet and enter rd.break

Ctrl-X to boot

mount -o rw,remount /sysroot/

chroot /sysroot/

passwd root

touch /.autorelabel

exit

exit

You are done.