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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
Which of the following tasks could be attained using syntax trees in compiler design ?
(A) Type Checking
(B) Code Generation
(C) Code Optimization
(D) Error Handling
Choose the correct answer from the options given below :
Solution
Syntax trees (Abstract Syntax Tree – AST) are used in later compiler phases.
(A) Type Checking → Done using syntax tree ✔
(B) Code Generation → Uses syntax tree ✔
(C) Code Optimization → Uses syntax tree representation ✔
(D) Error Handling → Mainly done during lexical / syntax analysis ✘
Thus correct tasks:
(A), (B), (C)
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