The abbreviations are continues yet. As there ase so many abbreviation so we are giving them part by part so that you could learn them easily. So here are the computer abbreviations of ‘C’:


C         C Programming Language

.C        C source code

CA        Collision  Avoidance

CAD       Computer Aided Design

CADD      Computer Aided Design and Drafting

CADE      Client/server Application Development Environment

CAEX      Computer Aided Exploration

CAG       Column Address Generator

CAI       Computer Aided Instruction

CAL       Calendar + Computer Aided Learning

CAN       Cancel

.CAP      Capture

CAPD      Computing To Assist Persons With Disabilities

CAPS      Capitals (Upper Case Letters) + Cassette Programming System

CARL      Colorado Alliance of Research Libraries

CASE      Computer Aided Software Engineering

CASL      Crosstalk Application Scripting Language

CASS      Computer Assisted Search Service

CASSIS    Classified and Search Support Information System

.CAT      Catalog

CATS      Computer Assisted Training System

CAT SCAN  Computerized Axial Tomography Scan

CATV      Community Antenna Television

CAU       Controlled Access Unit

CAV       Constant Angular Velocity

CBC       Cipher Block Chaining

CBCR      Channel Byte Count Register

CBEMA     Computer and Business Equipment

Manufacturers Association

CBGA      Ceramic Ball Grid Array

CBI       Computer Based Instruction

CBL       Computer Based Learning

.CBL      COBOL source code

CBMS      Computer-Based Mail System

CBR       Constant Bit Rate

CBT       Computer Based Training

CBW       Convert Byte to Word

CBX       Computer-Controlled Branch Exchange

CC        Cluster Controller

CC:       Carbon Copy

CCD       Charged-Coupled Device

CCFT      Cold Cathode Fluorescent Tube

CCI       Common Client Interface

CCITT     Comite Consultatif International Telegraphique et Telephonique/

Consultative Committee for International Telegraph and Telephone

CCL       Connection Control Language

CCP       Console Command Processor

CCS       Common Command Set + Common Communications Services +

Common Communications Support +

Continuous Composite Servo

.CCS      Color Calibration System (file name extension)

CCSD      Cellular Circuit-Switched Data

C/D       Control Data

C2D       Character To Decimal

CDA       Compound Document Architecture

CDC       Control Data Corporation

CD_CHRDY  Card Channel Ready [IBM]

CD-DA     Compact Disk -Digital Audio

CDDI      Copper Distributed Data Interface

CDE       Common Desktop Environment + Complex Data Entry

CD-E      Compact Disk – Erasable

.CDF      Comma Delimited Format (file name extension)

CDFS      Compact Disc File System [Microsoft]

CD+G      Compact Disk plus Graphics

CD-I      Compact Disk – Interactive

CDIA      Certified Document Imaging Architect

CDL       Computer Design Language

CDMA      Code Division Multiple Access

CDMF      Commercial Data Masking Facility [IBM]

CD-MO     Compact Disk – Magneto Optical

CDOS      Concurrent Disk Operating System

CDPD      Cellular Digital Packet Data

CDR       Call Detail Record + Call Detail Recording

CD-R      Compact Disk – Recordable

CD-RDx    Compact Disk – Read Only Memory Data Exchange Standard

CDRL      Contract Data Requirements List

CD-ROM    Compact Disk – Read Only Memory

CD-RTOS   Compact Disk – Real Time Operating System

CDS       Current Directory Structure

CDSA      Common Data Security Architecture

.CDT      Corel Draw Template (file name extension)

CD-V      Compact Disk – Video

CD-WO     Compact Disk – Write Once

.CDX      Compound Index

CD-XA     Compact Disk – Extended Architecture

CE        Cache Enable + Chip Enable + Collision Elimination +

Convert Enable

CEG       Continuous Edge Graphics

CEI       Conducted Electromagnetic Interference

CEMS      Constituent Electronic Mail System

CEOP      Conditional End Of Page

CERN      The European Particle Physics Laboratory

CERT      Computer Emergency Response Team

CFB       Cipher Feedback + Configurable Function Block

.CFG      Configuration

CFM       Code Fragment Manager

CFR       Computerized Facial Recognition

CFS       Caching/Common File System

CFV       Call For Votes [Bitnet]

CG        Control Gate

CGA       Color Graphics Adapter

CGE       Common Graphics Environment

CGI       Common Gateway Interface + Computer Generated Images +

Computer Graphics Interface

.CGM      Computer Graphics Metafile  + Graph

CHAP      Challenge-Handshake Authentication Protocol

CHAR      Character

CHAT      Conversational Hypertext Access Technology

CHCK      Channel Check

CHCP      Change Code Page

CHDIR     Change Directory

CHFN      Change Finger

CHGRP     Change Group


CHKDSK    Check Disk

CHMOD     Change Mode

CHOWN     Change Owner

CHP       Chapter

CHR       Character

CHRP      Common Hardware Reference Platform

CHS       Cylinder Head Sector

CI        Component Interface

CIA       Current Instruction Address

CIAC      Computer Incident Advisory Capability

CICS/VS   Customer Information Control System/

Virtual Storage [IBM]

CID       Charge-Injection Device +


CIDR      Classless Inter-Domain Routing

CIF       Common Interchange/Intermediate Format +

Crystallographic Information File +

Customer Information Feed

CIM       CompuServe Information Manager +

Computer Integrated Manufacturing

CIO       Chief Information Offier

CIOCS     Communication Input/Output Control System

CIP       Command Interface Port

CIR       Committed Information Rate

CIRC      Circular Reference +

Cross-Interleaved Reed-Solomon Code

CIS       Card Information Structure + Client Information System +

CompuServe Information Service +

Computer Information Systems + Contact Image Sensor +

Customer Information System

CISC      Complex Instruction Set Computing

CIT       Computer-Integrated Telephony

CIX       Commercial Internet Exchange +

Compulink Information Exchange

CJLI      Command Job Language Interpreter

CKD       Count Key Data

CLAR      Channel Local Address Register

CLASS     Client Access to Systems and Services +

Cooperative Library Agency for Systems and Services +

Custom Local-Area Signaling Services

CLC       Clear Carry Flag

CLD       Clear Direction Flag

CLI       Call-Level Interface + Clear Interrupt Flag +

Command Line Interface

CLIST     Command List

CLK       Clock

CLNP      Connectionless Network Protocol

CLOS      Common Lisp Object System

CLP       Cell Loss Priority + Constraint Logic Programming

.CLP      Clipboard (file name extension) [Windows]

CLS       Clear Screen

CLTP      Connectionless Transport Protocol

CLTS      Clear Task Switch Flag

CLUI      Command Line User Interface

CLUT      Color Look-Up Table

CLV       Constant Linear Velocity

CM        Centimeter + Control Mark + Corrective Maintenance

CMA       Concert Multi-thread Architecture

CMC       Common Mail Calls + Common Messaging Calls +

Communication Mangement Configuration +

Complement Carry Flag +

Computer-Mediated Communication

.CMD      Command

CMF       Creative Music Format

CMIP      Common Management Information Protocol

CMIS      Common Management Information Services/System

CML       Conceptual Modelling Language + Computer Managed Learning + Current Mode Logic

CMM       Capability Maturity Model

CMMS      Computerized Maintenance Management Software

CMMU      Cache/Memory Management Unit [Motorola]

CMOS      Complementary Metal-Oxide Semiconductor

CMOV      Conditional Move

CMP       Compare + Computer

CMPS      Compare word String

CMS       Code Management System + Compiler Monitor System  + Conversation Monitor System

CMVC      Configuration Management Version Control

CMW       Compartmented Mode Workstation

CMY       Cyan-Magenta-Yellow

CMYK      Cyan-Magenta-Yellow-Black

CNA       Certified NetWare Administrator

CNAPS     Co-Processing Node Architecture for Parallel Systems

CNC       Computerized Numerical Control

CNE       Certified NetWare Engineer

.CNF      Configuration

CNG       Calling

CNI       Certified Novell Instructor

CNIDR     Clearinghouse for Networked Information and Retrieval

CNN       Composite Network Node

CNSS      Core Nodal Switching Subsystem

To be continued….