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MCQ

Q.

The lexical analyzer takes _________ as input and produces a stream of _______ as output.

A

Source program, tokens

B

Token, source program

C

Either of the two

D

None of the mentioned

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MCQ

1.

Which tool/computer program for generating lexical analyzers (scanners or lexers) written by Vern Paxson in C around 1987?

A

FLEX

B

GLEX

C

CLEX

D

SLEX

Discussion

MCQ

2.

The symbol table implementation is based on the property of localitly of reference is

A

Hash Table

B

Self Organisation

C

Linear List

D

None of the above

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MCQ

3.

Which of the following is a phase of a compilation process ?

A

Lexical analysis

B

Code generation

C

Both (a) and (b)

D

None of these

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MCQ

4.

system program such as compiler are designed so that they are

A

re-enterable

B

non-reusable

C

serially useable

D

None of the above

Discussion

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5.

The process of forming tokens from an input stream of characters is called_______

A

Tokenization

B

Liberalization

C

Characterisation

D

None of the mentioned

Discussion

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