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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.
Compare single bus structure and multiple bus structure? A system that having only one bus(i.e only one transfer at a time) is known as a single bus structure. A system is know
What are the events used for page headers and footers? The events TOP-OF-PAGE and END-OF-PAGE are used for pager headers and footers.
One of the fault base testing techniques is:- Mutation testing is the fault base testing.
In Java System.out is an object of type? In Java System.out is an object of form Print Stream.
Q. Returns and Procedures definitions in 8086? 8086 microprocessor supports RET and CALL instructions for procedure call. CALL instruction not only branches to indicate address
What is Strobe. Asynchronous data are transfer among two independent unit needs that control signals to be transmitted among the communicating units to indicate the time at whi
Highlight the advantages of assembly language. The benefits of assembly language program would be Reduced errors Faster translation times Changes could be made fas
Classify computer systems according to capacity. How they are different from computers according to the classification of technology. Provide comparative study also.
Replacement and substitution: However, equivalences allow us to change one sentence with another without affecting the meaning, it means we know already that replacing one sid
As the name suggests, the function acts as a friend to a class. As a friend of a class, it can access its private & protected members. A friend function is not a member of the clas
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