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DMA data transfer
The position of the DMA controller between the other components in a computer system. The CPU communicates with the DMA by the address and data buses as with any interface unit. The DMA has its own address, which activates the DS and RS lines. The CPU initializes the DMA by the data bus. Once the DMA receives the start control command, it can start the transfer among the peripheral device and the memory.
Explain about the software testing strategies. A method approach to software testing. Verification and Validation. Verification refers to the set of activities that ma
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why are older data models are being replaced by new data models
explaination
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What is Software failure? Software failure happens when the software does not do what the user wants to see.
schema tools
Level 3 (Defined) The organisation satisfies all the requirements of level-2. Atthis maturity level, the softwaredevelopmentprocesses arewell defined, managed and documented
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