This book arms IT professionals with the skills and technical insight to make it in IT today. Based on the author's long career in IT and vast range of professional experience, the book is a companion and guide to every IT professional. Readers learn how to hone presentation, communication, and management.

This book on performance fundamentals covers UNIX, OpenVMS, Linux, Windows, and MVS. Most of the theory and systems design principles can be applied to other operating systems, as can some of the benchmarks. The book equips professionals with the ability to assess performance characteristics in unfamiliar environments. It is suitable for practit