Because you didn't already know, there are many types of connectors. Here are some of the most popular ones.
The classic. The one that got it all started. It's like the OG of connectors. Read more about D-Subs
Because who doesn't love a good acronym? BNC stands for British and American. It's like the British and American cousins of the D-Sub. Learn more about BNCs
For when you want to connect something small and portable. Like your grandma's old phone. Read about Mini-USBs