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).
DMA (direct memory access): a feature that allows certain hardware subsystems in a computer to access system memory for reading and/or writing independently of the CPU; can include disk drive controllers, graphics cards, network cards, and sound cards.