You’re overthinking this! It has all the ports you’re likely to ever need, and if you need more, there are always extra cables and docking stations galore for expansion purposes.
From the Tech Advisor article:
USB-C’s Alternate Mode (aka “Alt Mode”) for video enables adapters to output video from the USB-C port to HDMI, DisplayPort, VGA and other types of video connectors on displays, TVs and projectors. Many modern monitors now even have their own USB-C ports so can connect directly using a USB-C cable.
And
As for PowerShare, it seems to be Dell’s terminology for the UCB-C power output capability. From What is the USB PowerShare Feature on Dell Laptops | Dell US
Summary: This article describes the PowerShare (Power Share) feature on Dell laptops that allows you to charge USB devices when the laptop is on battery power. (For example: Cellular phones, CD players, DVD players, MP3 players, and so on.)