Abbreviation of Control Program for Microcomputers. Created by Digital Research Corporation, CP/M was one of the first 8-bit operating systems for personal computers. However, Digital Research Corporation made a critical strategic error by not agreeing to produce an operating system for the first IBM PC. According to the folklore, the president of Digital Research was flying his airplane when IBM came to call. IBM marched out and never looked back.
Instead, IBM turned to Microsoft Corporation, which developed MS-DOS based on version 2.2 of CP/M. By the mid 1980s, MS-DOS had become the standard operating system for IBM-compatible personal computers. CP/M is now obsolete.
Short for cyclic redundancy check, a common technique for detecting data transmission errors. Transmitted messages are divided into predetermined lengths that are divided by a fixed divisor. According to the calculation, the remainder number is appended onto and sent with the message. When the message is received, the computer recalculates the remainder and compares it […]
- Customer Relationship Management CRM
CRM is the abbreviation for customer relationship management. Customer relationship management (CRM) entails all aspects of interaction that a company has with its customers, whether it is sales or service-related. While the phrase customer relationship management is most commonly used to describe a business-customer relationship (B2C), CRM systems are also used to manage business to […]
- Cathode-Ray Tube (CRT)
)Abbreviation of cathode-ray tube, the technology used in most televisions and computer display screens. A CRT works by moving an electron beam back and forth across the back of the screen. Each time the beam makes a pass across the screen, it lights up phosphor dots on the inside of the glass tube, thereby illuminating […]
Acronym for Create, Retrieve, Update, Delete. It is a term commonly used to describe basic database functions.
Short for computer supported co-operative work CSCW is the term used to describe any technology system that relies on combinations of hardware and software resources to enable groups of people to collaborate and share technology. Groupware is a type of CSCW.