My cheap-ish Samsung (cheap for a QHD) has an HDMI and a DisplayPort input. If I hook up a laptop to each input, both laptops think the screen is on- even the one who is not currently being displayed.
Not only do multiple monitors make you look awesome, rich, and tech-savvy, but they can also help you become more productive–if you know how to use them. Here’s how to make multiple monitors really ...