• CAI: Computer  Aided Instruction.
  • CAQA: Computer Aided Quality Assurance.
  • CC: C Compiler / Carbon Copy.
  • CAD: Computer  Aided Design.
  • CAE: Computer Aided Engineering.
  • CD: Compact Disk / Change Directory.
  • CDMA: Code Division Multiple Access.
  • CD-RW: Compact Disk  Rewritable.
  • CG: Computer Graphics.
  • CGA: Color Graphics Array.
  • CD-R: Compact Disk Recordable.
  • CD-ROM: Compact Disk  Read-Only Memory.
  • CGI: Common Gateway Interface / Computer  Generated Imaginary.
  • CMOS: Complementary Metal Oxide Semiconductor.
  • CLI: Command Line Interface.
  • CNC: Computer Numerical Control.
  • COBOL: Common Business  Oriented Language.
  • CIFS: Common Internet File System.
  • CIM: Common Information Model.
  • CPU: Central Processing Unit.
  • CRS: Computer Reservation System.
  • CTR: Cathode Ray Tube.
  • CTL: Computation Tree Logic.
  • CTS: Clear to Send.
  • CUA: Common User Access.
  • CSI: Common System Interface.
  • CSV: Comma  Separated Values.
  • CTCP: Client  to Client Protocol.