This book is concise reference for system administration on Linux and Windows, useful for on the job reference and for beginners to learn.
It covers administration of Microsoft Windows Desktops and Linux Servers. Most of the common tasks to be done and issues faced by System/Desktop Administrators and Analysts are covered.
This book is also useful for Windows Administrators who want to migrate to Linux Administration.
Its approach is to enable practical application instead of going deep into theory.