A Quick Introduction to Unix
by Jim Tyson, et al.
Publisher: Wikibooks 2011
Unix is an operating system designed for use on any kind of computer or computing device. It is a multi-tasking, multi-user system. Unix is also part of the underlying technology of the Internet. Many of the web servers that serve up the WWW for example run a program called Apache under Unix.
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by Steve Ambler, et al. - Wikibooks
This book is about the X Window System. Some users describe it as the Unix and Linux graphics drivers. X11 is the graphical environment for Unix or Unix-like systems, including *BSD and GNU/Linux; it provides access to screen, keyboard, and mouse.
by John R. Sheets - Addison-Wesley Professional
This book will help Linux programmers learn the basics of GNOME and understand how to write applications using this environment. Focusing on the essentials, the book guides you through GNOME's elements and explains how these elements function.
This book covers the practical aspects of using and interacting with the Bourne Shell, the root of all shells in Unix world. That includes interacting with the shell on a day-to-day basis for the purposes of operating the computer in normal tasks.
by Malcolm J. Currie - Starlink Project
This cookbook describes the fundamentals of writing scripts using the UNIX C shell. It shows how to combine Starlink and private applications with shell commands and constructs to create powerful and time-saving tools for performing repetitive jobs.