<span>A linear bus topology uses a common background cable to connect all network devices.</span>
Answer:
4
Explanation:
by counting the number of the colum to. be counted well and nicely
Well if your talking about physically you could get some compressed air and blow it out. Or if your talking about performance you could try to re-install the os you have on it or replace the hdd with a ssd or higher performance hard disk for it to run like new. :)
