Freebase(2.00 / 1 vote)Rate this definition: Proletariat. The proletariat is a term used to describe the class of wage-earners in a capitalist society whose only possession of significant material value is their labor; a member of such a class is a proletarian.
IBM Rational DOORS is a requirements management application for optimizing requirements communication, collaboration and verification throughout your organization and supply chain. This scalable solution can help you meet business goals by managing project scope and cost.
IBM then returned to talk to Microsoft. Gates obtained rights to a cloned design of CP/M, QDOS, from Tim Paterson of Seattle Computer products, licensed it to IBM, and MSDOS/IBMDOS was born.