

MCQOPTIONS
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1. |
t1 = t2 |
A. | A basic block is a sequence of instructions where control enters the sequence at the beginning and exits at the end. |
B. | Available expression analysis can be used for common subexpression elimination |
C. | Live variable analysis can be used for dead code elimination. |
D. | x = 4 ∗ 5 => x = 20 is an example of common subexpression elimination |
Answer» E. | |