[amp_mcq option1=”recognition of basic syntactic constructs through reductions” option2=”recognition of basic elements and creation of uniform symbols” option3=”creation of more optional matrix” option4=”use of macro processor to produce more optimal assembly code E. None of the above” correct=”option1″]
The correct answer is: A. recognition of basic syntactic constructs through reductions.
Machine independent optimization is a technique used in compiler construction to improve the performance of a program without regard to the specific machine on which it will be run. This is done by recognizing basic syntactic constructs in the program and then transforming them into more efficient forms. For example, a compiler might recognize that a loop can be unrolled, or that a function can be inlined, and then apply these transformations to the program.
Option B is incorrect because it describes a technique that is used in machine dependent optimization. Machine dependent optimization is a technique that is used to improve the performance of a program for a specific machine. This is done by taking into account the specific characteristics of the machine, such as its instruction set and its memory hierarchy.
Option C is incorrect because it describes a technique that is used in code generation. Code generation is the process of converting a program from its high-level representation into a low-level representation, such as assembly code.
Option D is incorrect because it describes a technique that is used in macro processing. Macro processing is a technique that is used to expand macros, which are short pieces of code that are replaced by longer pieces of code at compile time.
Option E is incorrect because it is not a valid option.