Read this. Destroy virus from hard drive in 15 seconds
U can find the answer for 2nd and 3rd question.
for the 1st question the command is
Code:
taskkill
Jus go to the task manager and enable the PID for the process. and look for the wscript.exe's PID.
and use this code
Code:
taskkill /PID <PID number>
Post ur doubts after trying this.