The following terms starting with the letter "C" have specific pages dedicated to them. You can come back to this page or the main Computer Terms page by using the navigation breadcrumbs at the bottom of each page.

• CA = Certificate Authority
• CAD = Computer-Aided Design
• CAE = Computer-Aided Engineering
• CASE = Computer-Aided Software Engineering
• CAV = Constant Angular Velocity
• CBT = Computer-Based Training
• CCD = Charge-Coupled Device
• CCI = Common Content Inspection
• CCITT = Consultative Committee for International Telephony and Telegraphy
• CD = Carrier Detect
• cDc = Cult of the Dead Cow
• CDDI = Copper Data Distribution Interface
• CDF = Channel Definition Format
• CDFS = Compact Disk File System
• CDI = Common Data Interface
• CD-I = Compact Disc-Interactive
• CDIF = CASE Definition Interchange Facility
• CDMA = Code Division Multiple Access
• CDPD = Cellular Digital Packet Data
• CD-PROM = Compact Disc-Programmable Read Only Memory
• CD-R = Compact Disc-Recordable
• CDRAM = Cached Dynamic Random Access Memory
• CD-ROM = Compact Disc, Read Only Memory
• CD-RW = Compact Disc-Rewritable
• CERN = Conseil Europeen pour le Recherche Nucleaire
• CERT = Character Error Rate Testing
• CERT = The CERT Coordination Center
• CFI = Common Flash Interface
• CGA = Color Graphics Adapter
• CGI = Common Gateway Interface
• CGM = Computer Graphics Metafile
• CHAP = Challenge Handshake Authentication Protocol
• CHRP = Common Hardware Reference Platform
• CIDR = Classless Inter-Domain Routing
• CIE Color Model = Commission Internationale de l'Eclairage Color Model
• CIFF = Camera Image File Format
• CIR = Committed Information Rate
• CISC = Complex Instruction-Set Computing
• CISC = Creative Integrated Solutions Consortium, LLC
• CIX = Commercial Internet Exchange Association
• CLEC = Competitive Local Exchange Carriers
• CLV = Constant Linear Velocity
• CME = Common Malware Enumeration
• CMIP = Common Management Information Protocol
• CML = Chemical Markup Language
• CMMI = Capability Maturity Model Integration
• CMOS = Complementary Metal-Oxide Semiconductor
• CMS = Color Management System
• CMTS = Cable Modem Termination System
• CMYK = Cyan Magenta Yellow Black (Key)
• CNG = Calling tone
• COBOL = Common Business Oriented Language
• CODASYL = Conference on Data Systems Languages
• CODEC = Compression/Decompression
• COM = Component Object Model
• COMDEX = Communications and Data processing Exposition
• Connector = Termination on the end of a cable
• CORBA = Common Object Request Broker Architecture
• CP/M = Control Program for Microprocessors (Control Program/Monitor)
• CPE = Customer Premises Equipment
• cps = Characters Per Second
• CPU = Central Processing Unit
• CR = Carriage Return
• CRAM = Card RAM
• CRAM = Computational RAM
• CRC = Cyclic Redundancy Check (Code)
• CRM = Customer Relationship Management
• CRT = Cathode-Ray Tube
• CSDGM = Content Standard for Digital Geospatial Metadata
• CSMA/CA = Carrier Sense Multiple Access/Collision Avoidance
• CSMA/CD = Carrier Sense Multiple Access/Collision Detection
• CSS = Cascading Style Sheets
• CSTN = Color Supertwist Nematic
• CSU = Channel Service Unit
• CSV = Comma-Separated Value (Variable)
• CTI = Computer-Telephony Integration
• CTP = Community Technical Preview
• CTR = Click-Through Ratio
• CUA = Common User Access
• Cuckoo Egg = A munged copy of what appears to be copyright-protected material.
• CU-SeeMe = (Cornell University)-SeeMe
• CWM = Common Warehouse Metadata
• CWR = Congestion Window Reduced
• CYA = Cover Your ___ (Rear)
• Cyberloafing = Doing non-work activities at work on a computer.
• CYBORG = Cybernetic Organism
• CYMK = Cyan Yellow Magenta Black (Key)