Designed for users of the X Window System--both novice and expert alike--this volume provides a balance of detailed tutorial material that explains the X Window System from a user's perspective and helpful hints for customizing their X environments to maximize user productivity. KEY TOPICS: Features in-depth coverage of modern X terminal environments from the user's perspective (e.g., a sample script for users who access their accounts from X terminals with widely differing characteristics); offers a semi-tutorial approach to topics such as window managers, X terminals, and the overall X client-server environment; and focuses on the common components of all X environments--with supplemental coverage of the Hewlett-Packard, Silicon Graphics, and Sun OpenWindows X environments, as well as DESQview/X. MARKET: For all end-users working in the X environment (engineers, programmers, scientists, and writers) and system administrators.