Negotiation and U.S. ratification. Back row, left to right: Mexican President Carlos Salinas de Gortari, U.S. President George H. W. Bush, and Canadian Prime Minister Brian Mulroney, at the initialing of the draft North American Free Trade Agreement in October 1992.
Direct memory access. Direct memory access (DMA) is a feature of computer systems that allows certain hardware subsystems to access main system memory (RAM), independent of the central processing unit (CPU).
DMAÂ® Regions. DMA (Designated Market Area) regions are the geographic areas in the United States in which local television viewing is measured by The Nielsen Company. The DMA data are essential for any marketer, researcher, or organization seeking to utilize standardized geographic areas within their business.