Choose the correct description of Peephole optimization.
Difficulty: Hard
- A. The use of regular expressions by a lexical analyzer to define and recognize valid tokens.
- B. The part of a compiler responsible for analyzing source code, including lexical, syntax, and semantic analysis.
- C. A technique that compiles code into machine instructions at runtime rather than before execution.
- D. A code optimization technique that examines a small set of adjacent instructions to replace them with a more efficient sequence. ✓
Correct answer
D. A code optimization technique that examines a small set of adjacent instructions to replace them with a more efficient sequence.
Correct answer
Source: Compiler Design Official Reference Guide
Tags: computer science, compiler design, compilers, programming languages
Submitted by: MCQsHub Editorial
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