Which of the following requires its own local memory and program?(a) DMA controller(b) DMA address(c) DMA CPU(d) DMA peripheralThis question was posed to me in exam.My doubt stems from Implementation of DMA in portion Basic Peripherals of Embedded Systems

Which of the following requires its own local memory and program?(a) D

1.	Which of the following requires its own local memory and program?(a) DMA controller(b) DMA address(c) DMA CPU(d) DMA peripheralThis question was posed to me in exam.My doubt stems from Implementation of DMA in portion Basic Peripherals of Embedded Systems
Answer» Correct answer is (C) DMA CPU To EXPLAIN I would say: The DMA CPU has its own address local memory and program so that it will not harm main memory BUS and it is COMPLETELY isolated.

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