C

CA          Collision Avoidance

CA...       Computer Aided ...

CAA         Computer Aided Architecture

CAD         Computer Aided Design

CADD        Computer Aided Design and Drafting

CADIS       Computer Aided Design Interactive System

CAE         Common Application Environment

CAE         Computer Assisted Education, Computer Aided Engineering = CAD + 

            CAP + CAQ

CAH         Computer Aided Handling

CAI         Computer Aided Instruction = CIM + CAO

CAISE       Computer Aided Integrated Software Engineering

CALS        Computer Aided Acquisition and Logistic Support

CAM         Computer Aided Manufacturing / Content Adressable Memory

CAMAC       Computer Automated MeAsurement Control

CAN         Cancel

CAO         Computer Aided Office

CAP         Computer Aided Planning / Computer Aided Publishing

CAPP        Computer Aided Production Planning

CAPPC       Computer Aided Production Planning and Control

CAPSC       Computer Aided Production Scheduling and Control

CAQ         Computer Aided Quality Assurance

CAR         Computer Aided Roboting

CAR         Computer Assisted Radiology

CAS         Computer Aided Selling

CASE        Common Application Service Elements

CASE        Computer Aided Software-Engineering

CAT         Computer Aided Testing

CATV        CAble TeleVision

CBDS        Connectionless Broadband Data Service

CBEMA       Computer and Business Equipment Manufacturers' Association

CBR         Constant Bit Rate

CBT         Computer Based Training

CCD         Charge-Coupled Device

CCETT       Centre Commun d'Etudes de Telediffusion et Telecommunications

CCIR        International Radio Consultative Committee

CCITT       Comite Consultatif International Telegraphique et Telephonique

CCR         Committment, Concurrency and Recovery

CCS         Common Communication Support

CCTA        Central Computer and Telecommunications Agency

CCU         Communication Control Unit

CCW         Channel Command Word

CD          Collision Detection

CD          Compact Disk

CDB         Command Descriptor Block

CDC         Century Date Change

CDDA        Compact Disk - Digital Audio

CDDI        Copper Data Distribution Interface

CDE         Common Desktop Environment

CDG         Compact Disk - Graphic

CDI         Compact Disk Interactive

CDMA        Code Division Multiple Access

CDPD        Cellular Digital Packet Data

CDR         Copy Density Range

CDROM       Compact Disk ROM

CDTV        Commodore Total Vision

CDXA        Copmact Disk eXtended Architecture

CEC         Commission of European Communities

CEFIC       Conseil Européen des Federations de l'Industrie Chimique

CELP        Code Excited Linear Prediction

CEN         Comité Européen de Normalisation

CENELEC     Comité Européen de Normalisation Electrotechnique

CEO         Comprehensive Electronic Office

CEPT        Conference Européenne des Administrations des Postes et

            des Telecommunications

CERN        Conseil Européen pour la Recherche Nucléaire

CF          Call Forwarding

CF          Carry Flag

CF          Control Function

CFV         Call For Votes

CGA         Colour Graphics Adapter

CGI         Common Gateway Interface

CGI         Computer Graphics Interface

CGM         Computer Graphics Metafile

CHAP        Challenge-Handshake Authentication Protocol

CHL-I       CHanneL Interface

CHPID       CHannel Path IDentifier

CI          Computer Interconnect

CI          Control Interval

CIAM        Computer Integrated and Automated Manufacturing

CIB         Computer Integrated Business

CICS        Customer Information Control System

CID         Configuration, Installation and Distribution

CIF         Cells In Frames

CIF         Common Intermediate Format

CIF         Computer Integrated Factory = CIO + CIM

CIM         Computer Input by Microfilm

CIM         Computer Integrated Manufacturing = PPS + CAE + CAM

CIO         Computer Integrated Office

CIR         Committed Information Rate

CIS         Card Information Structure

CISC        Complex (Complete) Instruction Set Computer

CIT         Computer Integrated Telephony

CIV         Conversation Verb Interface

CKD         Count Key Data

CL          Core Image Library

CL          Connectionless 

CLI         Call Level Interface

CLIM        Compaq/Lotus/Intel/Microsoft

CLNS        Connectionless Network Service

CM/2        Communication Manager / 2

CMC         Communication Management Configuration

CMEA        Council for Mutual Economic Assistance

CMIP        Common Management Information Protocol

CMIS        Common Management Information Service

CMOS        Cellular Management Operation System

CMOS        Complimentary Metal Oxide Semiconductor

CMOT        Common Management Information Protocol (CMOT) Over TCP/IP

CMR         Communications Resource Manager

CMS         Conversational Monitor System

CMYK        Cyan, Magenta, Yellow, Black

CN          Corporate Network

CNC         Computerized Numerical Control

CNLP        Connectionless Network Protocol

CNM         Communication Network Management

CNMA        Communication Network for Manufacturing Applications

CNR         Carrier-to-Noise-Ratio

COBOL       COmmon Business Oriented Language

COCOM       Coordinating Comittee on Multilateral Export Controls

CODASYL     COnference on DAta SYstems Languages

Codec       Coder/Decoder

COFF        Common Object File Format

COM         Common Object Model

COM         Computer Output on Microfilm

COMAL       COMmon Algorithmic Language

COMREG      Communication Region

CONS        Connection-Oriented Network Service

CORBA       Common Object Request Broker Architecture

COS         Corporation for Open Systems

COSE        Common Open Software Environment

COSINE      Cooperation for OSI Networking in Europe

COSS        Cross Operating System Service

CP          Control Program

CP-SVR      Control Point to Server

CP/M        Control Program/Monitor (for Microcomputer)

CPE         Customer Premises Equipment

CPI         Characters Per Inch

CPI         Common Programming Interface

CPI         Computer to PABX Interface

CPIC        Common Programming Interface for Communications

CPL         Current Privilege Level

CPR         Computerized Patient Record

CPS         Characters Per Second

CPU         Central Processing Unit

CR          Carriage Return

CR          Communication Region

CRC         Cyclic Redundancy Check

CRJE        Conversational Remote Job Entry

CRS         Computer Reservation System

CRS         Configuration Report Server

CRT         Cathode Ray Tube

CS          Communications Server

CSA         Common System Area

CSC         Cross System Consistency

CSDN        Circuit Switched Data Network

CSECT       Control Section

CSI         Consolidated Software Inventory

CSLIP       Compressed SLIP

CSMA/CA     Carrier Sense Multiple Access with Collision Avoidance

CSMA/CD     Carrier Sense Multiple Access with Collision Detection

CSP         Control Sequence Prefix

CSP         Cross System Product

CSPDN       Circuit Switched Public Data Network

CSS         Cascading Style Sheet

CST         Computer Supported Telephony

CSU         Channel Service Unit

CSU/DSU     Channel Service Unit / Data Service Unit

CT          Continuous Tone

CT2T        Continuous Tone To Tape

CTC         Channel To Channel

CTC         CICS To CICS

CTS         Clear To Send

CTS         Conformance Test System

CTS-WAN     Conformance Testing Services for WAN

CU          Control Unit

CUA         Common User Access

CUT         Control Unit Terminal

CVOL        Control VOLume

CWS         Coalition for Working Systems