Shutting down a machine via command prompt

To shut down a machine via command prompt you just need to the follow the below steps listed below

1.Go to Start -> Run and Type 'cmd' and click on 'OK'

2.Once the command prompt window opens up type the below command

shutdown -s -f -t 5

Where
s ----> stands for Shutdown for Restart use r
f ----> forceful Shutdown
t ----> no of seconds the system has to wait (A pop will showup)