RPN - Reverse Polish Notation

RPN - Risk Priority Number

RPS - Rapid Prototyping System

RPT - Relationship Participant Types

RQ - Ready Queue

RQ - Risk Quantification

RR - Round - Robin

RRAS - Routing and Remote Access Service

RRC - Risk Response Control

RRD - Risk Response Development

RRK - Registration Roller Knob

RRSP - Resource Reservation Setup Protocol

RS - Reduced instruction Set

RS - Recommended Standard

RS-232 - Revised Standard 232

RS-232 - Recommended Standard 232

RSA - Rrivest - Shamin - Adleman

RSAC - Recessional Software Advisory Council

RSD - Resource Sharing Delay

RSD - Raster Scan Display

RSDFM - Required System Data Flow Model

RSEB - Reuse - driven Software Engineering Business

RSL - Requirement Specification Language

RSLDM - Required System Logical Data Model

RSM - Requirements Specification Module