December 1998
Beginner
512 pages
12h 13m
English
Content preview from Sams Teach Yourself UNIX® in 24 Hours Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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What's All This About Multiuser Systems?
Among the many multi words you learned earlier was one that directly concerns how you interact with the computer: multiuser. The goal of a multiuser system is for all users to feel as though they've been given their own personal computer, their own individual UNIX system, although they actually are working within a large system. To accomplish this, each user is given an account—usually based on the person's last name, their initials, or another unique naming scheme—and a home directory, the default place where his or her files are saved. This leads to a bit of a puzzle: When you're working on the system, how does the system know that you're you? What's to stop someone else from masquerading as you, going ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.