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Explain briefly Common sub expression elimination of the commonly used code optimization techniques.
Common sub expression elimination:
In given expression as "(a+b)-(a+b)/4", in such "common sub-expression" termed to the duplicated "(a+b)". Compilers implementing such technique realize that "(a+b)" would not modify, and by itself, only compute its value once and use similar value next time.
Define Mapping and List mapping procedure? The transformation of data from main memory to cache memory is known as an Mapping. Associative mapping Direct mapping
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The chief reason why digital computers use complemented subtraction is that it ? Ans. By using complemented subtraction method negative numbers can easily be subtracted.
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A distributed workstation cluster must be viewed like single computing resource and not as a group of particular workstations'. Details of cluster were: 150MHz R4400 workstatio
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