TBU - Tape Backup Unit

TC - Technical Committee

TC - Transmission Control

TC - Test Control

TC - Terminal Controller

TC - Transmission Convergence

TCA - Text Compression Algorithm

TCB - Trusted Computing Base

TCB - Task Control Block

TCCG - Technical Committee on Computer Graphics

TCI - "Telecommunications

TCL - Tool Command Language

TCL - Tool Control Language

TCL/TK - Tool Command Language / Tool Kit

TCM - Trellis Code Modulation

TCO - Total Coast Ownership

TCP - Transmission Control Protocol

TCP - Tape - Carrier Package

TCP/IP - Transmission Control Protocol / Internet Protocol

TCQ - Trellis Coded Quantization

TCS - Transmission Convergence Sublayer

TCSEC - Trusted Computer Systems Evaluation Criteria

TD - Transmission Delay

TD - Transmit Data

TDA - Top Down Algorithm