Solve : program to diagnose software and hardware problems?

1.	Solve : program to diagnose software and hardware problems?
Answer» Hi there, I'm looking to buy a software able to diagnose software and hardware problems, something do don't have to install in one PC. I have seen technicians in GEEK squad working and they use a software that TELLS you how many viruses , Trojans, etc. you have in your PC, then they do something in DOS to check your hardware. Does anyone here know anything about a software able to do all that ? I was THINKING on buying PC- DOCTOR, what do you guys think? thank you in advance

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