New Noob PC Build? Help Plz, Scared Of Not Compatible Parts As Well As OverClocking? Any Advice plz?

Just let me know if I am messing up... I also never hear people mention the dvd or cd drive. I take it I might be needed to install

Ballistix Sport LT 16GB Single DDR4 2400 MT/s (PC4-19200) DIMM 288-Pin

EVGA 550 N1, 550W, 2 Year Warranty, Power Supply 100-N1-0550-L1

MSI Computer Video Graphic Cards GeForce GTX 1050 TI GAMING X 4G

WD Blue 1TB SATA 6 Gb/s 7200 RPM 64MB Cache 3.5 Inch Desktop Hard Drive

Intel Core i5-7500 LGA 1151 7th Gen Core Desktop Processor

MSI Gaming Intel B250 LGA 1151 DDR4 HDMI VR Ready ATX Motherboard

ROSEWILL ATX Case , Mid Tower Case with Blue LED Fan / Gaming Case for PC with Side Window Panel & 3 Fans Pre-Installed , Computer Case 2 x USB3.0 Port

I also have a nagging feeling that I might be missing something