Microsoft Sysinternals

Microsoft’s SysInternals suite is a great, free addition to an IT Professionals USB flash drive—

• http://technet.microsoft.com/en-us/sysinternals/bb842062

These tools are in continued development, and include features for Windows 8. The author is fond of saying (& accurately), “When in doubt, use process explorer”

More information—

• Mark Russinovich’s blog, http://blogs.technet.com/b/markrussinovich/
• Windows Sysinternals Administrator’s Reference, http://technet.microsoft.com/en-us/sysinternals/hh290819
• Windows Internals, http://technet.microsoft.com/en-us/sysinternals/bb963901 .(not the same as the above, rather a great book on a different topic area)