Commonly confused

TCP vs UDP

TCP is connection-oriented and reliable. UDP is connectionless and faster when occasional loss is acceptable.

TCP

Transmission Control Protocol (TCP) is a core internet protocol that provides reliable, ordered, and error-checked delivery of data between applications running on hosts communicating over an IP network. It establishes a connection before data transmission, ensuring that packets.

TCP ensures reliable data delivery over IP networks by establishing connections and managing packet order and error checking.

Full PathTerms™ definition

UDP

UDP, or User Datagram Protocol, is a fundamental communication protocol used for transmitting data across networks. It operates at the transport layer of the internet protocol suite, offering a connectionless and lightweight method for sending datagrams. Unlike more robust.

UDP is a fast, connectionless network protocol that prioritizes speed over guaranteed delivery, used in streaming and gaming.

Full PathTerms™ definition

Why it matters

People mix up TCP and UDP in exam questions and job posts. Knowing the difference helps you pick the right control, process, or architecture choice.

How to remember the difference

TCP is connection-oriented and reliable. UDP is connectionless and faster when occasional loss is acceptable.

Related exam lists

Study both terms