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RH124 sudo and sudoers file
Ask Google
Does EX200 exam ask about sudo and sudoers file?
“Yes, the Red Hat Certified System Administrator (RHCSA) EX200 exam can test you on sudo and the sudoers file as part of its User and Group Management objectives.”
The "wheel" group
All members of the wheel group can run the sudo comamand, but will still have to enter their personal password.