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It is common to declare structures as "packed" in order to minimize data memory size. Which of the following accurately describes the effect of this?
Under which of the following data-sharing scenarios would cache maintenance operations be necessary?
Consider a sequence of five independent instructions running on a pipelined processor. There are no interlocks and no data dependencies between instructions, and each instruction takes one cycle to execute. The processor has three pipeline stages and is not superscalar.
How many cycles does it take to fetch, decode and execute all five instructions in sequence, assuming that there are no pipeline stalls?