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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.
Split Bus Operation - universal serial bus : USB 2.0 devices utilize a special protocol in the reset time that is called "chirping", to negotiate the high speed mode
Q. What are the basic types of Transmission technologies, basis on which computer networks will be categorized? Ans: Broadly there are two kinds of transmission technology:
Why a function canot have delays? However in Open Vera, delays are allowed in function. A function returns a value and hence can be used as a part of any expression. This doesn
Q. Block Format and Disk Layout on CD-ROM? A typical block format is displayed in Figure (a). It comprises the subsequent fields: Sync: Sync field identifies beginning o
The declaration tells the compiler that at some later point we plan to show the definition of this declaration. E.g.: void stars () //function declaration The definition con
An eight stage ripple counter uses a flip-flop with propagation delay of 75 nanoseconds. The pulse width of the strobe is 50ns. The frequency of the input signal which can be use
Define open and closed loop cotrol systems.Explain difference between time varying and time invariant control system wth suitable example
Explain the fork-join? fork-join: It is primitives in a programming language of higher level for implementing interacting processes. The syntax is as given below: fork
The search-based tools initially identify the problem and after that appropriately give advice on how to correct it. AT Expert from Cray Research is one of the tools being used
reate a directory "Unix" under your home directory. Command(s): ………………………………………….
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