Dropping Connection

I have an internet issues for well over a month I initially thought it was packet loss and presented as such, I had a cable guy come out and replace what I think is the only splitter under my house because it literally was so corroded it came apart, when he barely pulled on it, because we had...

I'm building a pc with an intel core i5 3750k cpu. I was told that I need a 1155 mb. He also suggested a z68 series one. Seems good enough. My question is. Some mb come with integrated graphics right? Or is it the cpu that has that. Anyways I want to but a graphic's card for this rig. Can I buy...