If you are new to Unix, this concise book will tell you just whatyou need to get started and no more. Unix was one of the firstoperating systems written in C, a high-level programming language,and its natural portability and low price made it a popular choiceamong universities. Initially, two main dialects of Unix existed:one produced by AT&T known as System V, and one developed at UCBerkeley and known as BSD. In recent years, many other dialectshave been created, including the highly popular Linux operatingsystem and the new Mac OS X (a derivative of BSD). Learning theUnix Operating System is a handy book for someone just startingwith Unix or Linux, and it's an ideal primer for Mac and PC usersof the Internet who need to know a little about Unix on the systemsthey visit. The fifth edition is the most effective introduction toUnix in print, covering Internet usage for email, file transfers,web browsing, and many major and minor updates to help the readernavigate the ever-expanding capabilities of the operating system:
In response to the popularity of Linux, the book now focuses onthe popular bash shell preferred by most Linux users.
Since the release of the fourth edition, the Internet and itsmany functions has become part of most computer user's lives. A newchapter explains how to use ftp, pine for mail, and offers usefulknowledge on how to surf the web.
Today everyone is concerned about security. With this in mind,the author has included tips throughout the text on securitybasics, especially in the Internet and networking sections.
The book includes a completely updated quick reference card to makeit easier for the reader to access the key functions of the commandline.