C CAD – Computer Aided Design CAML – Categorically Abstract Machine Language CAPI – Common ISDN Application Programing Interface CAx – Computer-Aided technologies CBQ – Class Based Queueing CBR – Constant Bit Rate CD – Compact Disc CDFS – Compact Disc File System CDMA – Code-Division Multiple Access CDN – Content Delivery Network CDV – Cell Delay Variation CE – Conformité Européenne CERN – Conseil Européen pour la Recherche Nucléaire CFD – Computational Fluid Dynamics CGA – Color Graphics Adapter CGI – Common Gateway Interface CGM – Computer Graphics Metafile CHAP – Challenge Handshake Authentication Protocol CHS – Cylinder / Head / Sector CI/CD – Continuous integration/Continuous delivery (Ciągła Integracja/Ciągłe Dostarczanie) CIDR – Classless Inter-Domain Routing CIL – Common Intermediate Language CIM – Common Information Model – w energetyce CIM – Common Information Model – w informatyce technicznej CIM – Computer-Integrated Manufacturing CIO – Chief Information Officer CIR – Committed Information Rate CISC – Complex Instruction Set Computer CLI – Command-Line Interface CLR – Common Language Runtime CLR – Cell Loss Ratio CLS – Common Language Specification CMIP – Common Management Information Protocol CMIS – Common Management Information Services CMOS – Complementary Metal-Oxide