A:AnswerMost likely not. You will need about double the specs of this computer to hit recommended specs. Maybe do some googling into minimal specs if you're ok with lower settings
A:AnswerIf you have time to take that pc back then I would do that if I were you. I started having trouble with mine 3 weeks after buying it. Every once in a while I get a loud buzzing sound through my monitor and my pc freezes.
A:AnswerUnfortunately, you can't.
The second HDMI port is connected to the motherboard, not the GPU card. So it's disabled in the BIOS when a GPU card is available.
A:AnswerThe power consumed by a Radeon RX 560 is 75W, but a GTX 960 consumes in excess of 100W. You may want to upgrade your PSU before upgrading the GPU.