1. After turning off the computer is it OK to turn it on immediately?
2. Is it OK to clean the outsides of your computer using detergent?
3. Your Windows firewall is adequate to protect your computer from viruses?
4. It makes sense to run Disk Defragmenter once in a while to improve the performance of your hard drive?
5. Is it a good idea to format your computer every 3 months?
