Definition: Direct Memory Access (DMA)


A process for transferring data directly to and from main memory, without passing through the CPU. DMA improves speed and efficiency by allowing the system to continue CPU processing even while it is transferring data to/from the hard drive.




DID YOU KNOW?  DATA RECOVERY FACTS AND TERMINOLOGY:

Data Recovery Fact

Interrupt

A signal sent by a subsystem to the CPU that signifies a process has either completed or could not be completed.

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