A Linux administrator needs to harden a system and guarantee that the Postfix service will not run, even after a restart or system upgrade. Which of the following commands allows the administrator to fulfill the requirement?
NO: 22:
An organization’s business office needs to collaborate on quarterly reports and asks the systems administrator to create a finance group. The administrator creates the following directory:
drwxrwxr-x Business Business 4096 Oct 15 16:40 Q1
Which of the following commands will allow all members of the finance group to have group ownership of all files created in the Q1 directory while ensuring that members of the business group preserve access? (Select two).
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