Reader Mike ordered a new Dell system that came with a 21.5-inch LCD monitor. Although the monitor includes VGA, DVI, and HDMI inputs, it included only a VGA cable–even though the setup ...

But if you want to connect a computer to your TV (or you've got a new computer monitor), the options tend to be HDMI, DisplayPort, DVI, and sometimes old-school VGA. Each connection has its pros ...