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Unformatted text preview: equivalent programs take at levels 2, 3, and 4, assuming n level r instructions are required to interpret a single r + 1 instruction? 6. Some instructions at the operating system machine level are identical to ISA language instructions. These instructions are carried out directly by the microprogram rather than by the operating system. In light of your answer to the preceding problem, why do you think this is the case? 11. The performance ratio of the360 model 75 was 50 times that of the 360 model 30, yet the cycle time was only five times as fast. How do you account for this discrepancy?...
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This note was uploaded on 11/07/2010 for the course CSC 873569 taught by Professor Roberts during the Spring '10 term at ASU.
- Spring '10