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Explain Elimination of common sub expression during code optimization
An optimizing transformation is a regulation for rewriting a segment of a program to enhance its execution competence without influencing its meaning. One of the methods is "Common sub expression elimination"
In given expression as "(a+b)-(a+b)/4", in this "common sub-expression" termed to the duplicated "(a+b)". Compilers implementing such technique realize that "(a+b)" won't modify, and as such, only compute its value once.
A program is backward compatible if it can use files from an older version of itself. For a file saved in the program to be backward compatible, it must be possible to open the fil
Nyquist''s sampling theorem says "if you have a signal that is perfectly band limited to a bandwidth of f0 then you can collect all the information there is in that signal by sampl
Karnaugh map is used for the purpose of ? Ans. Karnaugh map is used for, to minimize the terms in a Boolean expression.
Question: Computer forensic examiners should be concerned with at least two important settings stored in RTC/NVRAM, which is accessed by the BIOS software most often called Set
Find the Regular Grammar for the following Regular Expression: a(a+b)*(ab*+ba*)b.
What is Block scope Block scope: The variables with block scope appear in a block or within the list of formal parameter declarations in a function definition. It is visible
how to breadboARD THE 4 BIT COMPARATOR
There are situations, called hazards that stop the next instruction in the instruction stream from implementing during its designated clock cycle. Hazards decrease the performance
Testing Your Program All programs must be thoroughly tested before they are released to users. Create some sample input files of a small size and manually figure out what the o
Q. Show the categories of Web browser? The two basic categories of Web browser are: • Text-only browsers: A text-only browser like Lynx allows you to view Web pag
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