The users on your network have portable computers that run Windows 7 Ultimate.
Some users report that the batteries on their computers lose their charge faster than before.
You need to identify which batteries to replace.
What should you do?
A.
From each computer, run Powercfg.exe.
B.
From each computer, run Windows Resource Monitor.
C.
From a network server, run Msconfig.exe.
D.
From a network server, run System Information.
http://www.howtogeek.com/howto/7638/use-powercfg-in-windows-7-to-evaluate-power-efficiency/