When computer boots up it stops and displays hit or miss characters?

When computer boots up it stops and displays hit or miss characters?

The site on the Internet to find

http://www.dricq.com/school/index.shtm...

http://www.dricq.com/school/health/14102...

http://www.dricq.com/school/health/index...
If your computer is worn-out properly while you are working on it, it could be a problem with device drivers, hardware or software.

Detailed instructions at http://tinyurl.com/yk5zpr