How does BP systems are work?

Hi guys ! Can someone explain for me what we do in Event graph and in construction script ? Please explain this basically im newbie

Hi! Hi!
The blueprint system is a Visual programming language
That is to say, you don’t need to type lines of code, but to connect nodes, functions to make your program work

Why not give the documentation a read:

Event Graph:

Construction Script:…ipt/index.html