43) The identification of common sub-expression and replacement of run-time computations by compile-time computations is
Answer is:
constant folding
Related Compiler Design MCQ with Answers
Answer is:
Flow graph
Answer is:
both allocation/ deallocation of storage to programs and protection of storage area allocated to a program from illegal access by other programs in the system
Answer is:
Boot strap loader
Answer is:
all of these
Explanation:
Disadvantage of "Compile and GO" loading scheme is that
* a portion of memory is wasted because the case occupied by the assembler is unavailable to the object program
* it is necessary to re-translate the users program and check every time it is run
* it is very difficult to handle multiple segments, especially if the source programs are in different languages and to produce orderly modular programs