In This Chapter
System Administrator and Superuser
sudo: Performs Specific Tasks as Another User
Important Standard Directories and Files
The job of a system administrator, or maintainer, is to keep one or more systems useful and convenient for users. On a Mac OS X system, the administrator and user may both be you, with you and a single computer only a few feet apart. Alternatively, the system administrator may be halfway around the world, supporting a network of systems, with you simply one of thousands of users. A system administrator can be one person who ...
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