UDF - Unit Development Folder

UDG - User Defined Gateway

UDP - Unit Date Protocol

UDP - User Datagram Protocol

UDT - Uniform Data Transfer

UFDT - User File Description Table

UFM - Universal Function Model

UFP - Unadjusted Function Point

UFS - Unix File System

UG - User Group

UHCI - Universal Host Controller Interface

UHF - Ultra - High Frequency

UHL - User's Header Label

UI - User Interface

UI - Unix International

UIB - User Interface Buffer

UIBL - User Interface Buffer Loader

UIC - User Identification Code

UID - Unique Identifier

UID - User Interface Definition

UID - User Identifier

UIDSS - User Interface Design Support System

UIL - User Interface Language

UIMS - User Interface Management System

UISM - User Interface Standard Manual