C7 CCITT No.7 signaling CCITT七号信令

CA Computer Algebra 计算机代数学

CAA Computer Assisted Animation 计算机辅助动画

CAACS Asynchronous Address Communication System 异步地址通信系统

CAAD Computer Aided Architecture Design 计算机辅助结构设计

CAAS Computer-Assisted Animation System 计算机辅助动画系统

cab compressed cabinet file 压缩内阁文件

CAC Call Admission Control 呼叫允许控制

CAD Computer Aided Design 计算机辅助设计

CADD Computer-Aided Desgin and Drafting 计算机辅助设计与制图

CAE Computer Aided Engineering 计算机辅助工程设计

CAM Cybernetic Anthropomorphic Machine 控制论拟人机

CAN Campus Area Network 校园区域网络

CAP Channel Assignment Problem 信道分配问题

CAPP Computer-Aided Process Planning 计算机辅助工艺规划

CAPTCHA Completely Automatic Public Turing Test to Tell Computers and Humans Apart 完全自动的公共图灵测试，将计算机和人类区分开来

CAS Crew Alerting System 乘务警报系统

CAT Computer Aided Translation 计算机辅助翻译

CB Circuit Breaker 断路器，断路开关

CBC Cipher Block Chaining 密码程序链接