State the required answer precisely and then provide properexplanation. It is not enough to provide one- word or one-lineanswers.
In some computers, every byte of data read or written isdirectly handled by the CPU, through programmed I/O or interruptdriven I/O. There is no DMA (DirectMemory Access). Is multiprogramming technicallyfeasible, if not really effective, with such an organization?Explain.
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