This would be UDP. The User Datagram Protocol. It has no error checking or correction or congestion measures.
I'm gonna say they most definitely are NOT all concerned with reliability. UDP is a transport layer protocol that provides connectionless, unreliable data delivery services.
No TCP a reliable protocol whereas UDP is unreliable.
UDP
Guaranteed reliable delivery is provided by TCP transport.
1. Low overhead 2. Connectionless 3. Unreliable Transport Service
TCP
transport layer
No, the protocol that guarantees packet delivery is TCP.No, the protocol that guarantees packet delivery is TCP.No, the protocol that guarantees packet delivery is TCP.No, the protocol that guarantees packet delivery is TCP.
The HyperText Transfer Protocol (HTTP). For secure conections, the HTTP protocol operates on top of the Secure Sockect Layer (SSL) / Transport Layer Security protocols. This is HTTP Secure (HTTPS).
UDP
UDP
TCP protocol insures that your data was delivered in reliable and rapid way.