Updated: 10/17/2017 by Computer Hope

sdlc definitionSDLC may refer to any of the following:

1. Short for Synchronous Data Link Control, SDLC is a data transmission protocol developed by IBM in the 1970's that is used by networks utilizing System Network Architecture (SNA).

2. Alternatively referred to as the waterfall model, SDLC is short for Systems Development Life Cycle and is a series of steps taken from the beginning to the end of a development.

HDLC, Network terms, Protocol. SNA