LPI LINUX
CERTIFICATION
IN A NUTSHELL
A Desktop Quick Reference

LPI LINUX
CERTIFICATION
IN A NUTSHELL
A Desktop Quick Reference

Jeffrey Dean

Beijing • Cambridge • Farnham • Köln • Paris • Sebastopol • Taipei • Tokyo

LPI Linux Certification in a Nutshell by Jeffrey Dean Copyright © 2001 O’Reilly & Associates, Inc. All rights reserved. Printed in the United States of America. Published by O’Reilly & Associates, Inc., 101 Morris Street, Sebastopol, CA 95472.

Editor: Chuck Toporek Production Editor: Mary Brady Cover Designer: Ellie Volckhausen Printing History:
June 2001: First Edition.

Nutshell Handbook, the Nutshell Handbook logo, and the O’Reilly logo are registered trademarks of O’Reilly & Associates, Inc. The …ver más…

He holds the Linux Professional Institute Level 1 (LPIC-1) and Red Hat Certified Engineer (RHCE) certifications.

Colophon
Our look is the result of reader comments, our own experimentation, and feedback from distribution channels. Distinctive covers complement our distinctive approach to technical topics, breathing personality and life into potentially dry subjects. The animal on the cover of LPI Linux Certification in a Nutshell is a Texas longhorn cow. Christopher Columbus originally brought cattle to the New World from Spain. Descendants of these animals mated with English cows, and the offspring gradually evolved into the breed we know today. Unfortunately, this animal was once on the verge of extinction. In the 180’s and the early 1900s, tallow was a valued resource, as it is a key ingredient in candles and soaps. Animal fat is a major component of tallow, and the naturally lean long horn didn’t have enough of it to be considered useful in making a fat-based concoction. As a result, the longhorn was cross-bred with cattle who had more fat, so cattle ranchers would be assured of a larger financial profit in the tallow industry. Purebred Texas longhorns were being phased out. However, in 1927, the U.S. Congress decided to step in, and formed a government herd of this breed, to save them