The heart of every IBM and compatible PC is the BIOS, a low-level operating environment that handles the initial boot, start up and loading of the operating system and hardware level functions, System and service technicians and professionals assembling computer systems, troubleshooting computer hardware troubleshooting, performance tuning or home hobbyists building their own computer will benefit from this book. There are over 50,000 companies focused in the computer technical service and configuration business in the United States alone. Most of these companies employ between 10-50 technicians. In addition, the target audience Key Features -- Over 6,500 hard disks covered (almost twice the number of any competitive product). -- Also covers common and unusual IDE disk controllers.

Among the many topics covered in this handy, pocket-sized guide are air and gases, carpentry and construction, pipes, pumps, computers, electronics, geology, math, surveying and mapping, and weights and measures. Includes tables, charts, drawings, lists & formulas.

Pocket Ref 4th edition. The concise all-purpose pocket-sized reference book featuring abundant information on many subjects, hundreds of tables, maps, formulas, constants and conversions. If you need to know it, it is in this book!

*Fully revised updated edition. first edition was strong seller - over 30,000 sold. *Ties into the booming A+ Certification market. A+ technicians specialize in PC hardware troubleshooting. *Follows success of Pocket Reference Series by Bigelow, which has sold over 70,000 copies. *Handy format - designed for technicians, in a convenient, portable, pocket-sized edition. *Leading author - Bigelow's last three books have sold well over 250,000 copies.

This portable reference to Windows PowerShell 3.0 summarizes the command shell and scripting language, and provides a concise reference to the many tasks that make PowerShell so useful. If you’re a busy Windows administrator, and don’t have time to plow through huge books or search online, this is the ideal on-the-job tool. Written by Microsoft PowerShell team member Lee Holmes, and excerpted from his Windows PowerShell Cookbook, this edition offers up-to-date coverage of PowerShell 3.0. You’ll find information on the .NET classes and legacy tools you need to manage your system, along with chapters on how to write scripts, manage errors, and format output. Beginning with a guided tour of Windows PowerShell, this handy guide covers: PowerShell language and environment Regular expression reference XPath quick reference .NET string formatting .NET DateTime formatting Selected .NET classes and their uses WMI reference Selected COM objects and their uses Selected events and their uses Standard PowerShell verbs

The concise PC computer reference for the novice and seasoned professional! This great book has been around since 1991, yet each successive edition contains new, up-to-date reference information for PC computers. The 13th Edition is 1088 pages and contains information you cannot easily find anywhere else! Our best edition to date!