Users and Processes
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- Every process running on a Linux system, executes on behalf of a
- Thus, the process may do what this User is allowed to do.
- The process may access the files that its User-owner may access...
- ...Except when it can access other files, as we will see later.
- Every process has unique process ID (= pid), which can be used to
control the process, as we will see soon.