Q> about how DDOS work

[Critica]

Hey guys, im kinda planning to host a private server using my own internet. im just worried since this DDOS attacks are common now, is it possible for someone to DDOS my own network? and if yes, what would happen? 

im i gona be in trouble with my network provider? 

[Emistry]

if someone DDoS your network, and your network failed to respond to all these huge amount of request, it die ... down.... become unavailable to other users who try to access it.