Having multiple folders open at one time could probably slow down your computer, but that would depend on how much RAM you have. Nowadays you would probably need hundreds of folders open to make a dent in the average computer. So it's very insignificant
Yes, combat arms does slow your computer down.
Yes, they can take up a lot of RAM and slow down a computer.
Any program that runs can slow your computer down, so yes.
will my computer kinda slowed down.
While it's running, yes. It will not slow down you computer unless you are actively using it.
No. It is the viruses you download with the songs using LimeWire that slow your computer down.
No, it will not slow down your computer and no it will not give you virus
No.
UM...... Not really bcuz i have java on my computer n its not slow @ all.
yes
Using windows media player instead will not slow your computer down
Probably, if it is a big game then it will most probably slow it down.