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MCQ

Q.

Which of the following error is expected to recognize by semantic analyzer?

A

Type mismatch

B

Undeclared variable

C

Reserved identifier misuse.

D

All of the above

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MCQ

1.

____________ is a medium to provide semantics to the context-free grammar

A

Domain grammer

B

Attribute grammar

C

Object grammer

D

Value grammer

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2.

What is true about Syntax Directed Definitions?

A

Syntax Directed Definitions + Semantic rules = CFG

B

Syntax Directed Definitions + CFG = Semantic rules

C

CFG + Semantic rules = Syntax Directed Definitions

D

None of the above

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3.

What is meant by compositional semantics?

A

Determining the meaning

B

Logical connectives

C

Semantics

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All of the above

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4.

The phase ‘Semantic Analysis’ is responsible for ____ in Compiler.

A

Check semantics

B

Static checking

C

Type checking

D

All of these

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5.

Semantic analyzer attaches attribute information with AST, which are called?

A

Analyzer attribute

B

Attributed AST

C

Analyzer AST

D

AST

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