As well as providing a comprehensive guide to the operation of Digital Research"s Concurrent DOS, this book will also serve as a handbook for improving the effectiveness of the user"s system. Concurrent DOS enables users to add extra terminals at low cost, and also exploit its multi-tasking abilities. C-DOS is in wide use and is already bundled with, for example, ICL, Bromcom, Jarrogate, IBM, Tandon, and Compaq hardware. The text has been designed to aid managers of information technology in industry and business, programmers and advanced computer users.