Question: Explain why peripherals are not connected directly to the system bus? 2 . Compare between the different Input - Output control techniques: programmed I /

Explain why peripherals are not connected directly to the system bus?

$2 .$ Compare between the different Input $-$ Output control techniques: programmed I $/$ O $,$ in terrupt, DMA, and Channel IO $.$

$3 .$ There are $3$ major methods that can be used of allocating disk space; one is contiguous allocation method. Search for one of the other $2$ methods $($ Linked Allocation and Indexed Allocation $)$ and compare its performance with the performance of contiguous allocation method.

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1 Peripherals are not connected directly to the system bus for several reasons Peripherals often operate at different speeds and have different commun... View full answer

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