Stevens Institute of Technology - Department of Computer Science

CS615 Pre-Lecture Questionnaire - 04

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Distinguish (with examples) between regular user accounts, user accounts that are shared amongst multiple people, and user accounts that no person uses. Why do each exist?

What problem do Unix groups solve?

What limitations do Unix groups carry? Think about scalability.

If a given command requires superuser privileges, what methods exist for a regular user to run the command?

What methods of user authentication do you know? What are their weaknesses?

What tools or techniques do you know of that might help you manage a large number of user accounts
across a large number of systems?