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Recent questions tagged lexical-analysis

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Compiler Design Lexical Analyser
Sir are the comments in the code deleted by the Lexical Analyser or the Pre-Processor? @Arjun sir??
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Compiler Design | Error in which stage detection
What is the earliest stage compiler error for the following C code snippet:int x = @33;Lexical ErrorSyntax ErrorSemantic ErrorNone
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Best Open Video Playlist for Lexical Analysis Topic | Compiler Design
Please list out the best free available video playlist for Lexical Analysis Topic from Compiler Design as an answer here (only one playlist per answer). We'll then select...
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NIELIT 2021 Dec Scientist B - Section B: 99
Two Important lexical categories are _____________ .White SpaceCommentsWhite Space $\&$ CommentsNone of the options
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lexical and syntax error
what is the difference between lexical error and syntax error?
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NIELIT Scientist B 2020 November: 57
Which of the following machine model can be used in a necessary and sufficient sense for lexical analysis in modern computer language?Deterministic Push down AutomataFini...
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NIELIT Scientific Assistant A 2020 November: 100
The number of tokens in the following C/C++ statement is :printf("i=%d, &i=%xx", i&i);$9$$6$$10$$12$
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NIELIT 2016 DEC Scientist B (CS) - Section B: 57
The output of lexical analyzer is:A set of regular expressionsStrings of characterSyntax treeSet of tokens
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NIELIT 2017 July Scientist B (CS) - Section B: 49
In a compiler, keywords of a language are recognized duringparsing of the programthe code generationthe lexical analysis of the programdataflow analysis
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UGC NET CSE | June 2006 | Part 2 | Question: 34
The action of passing the source program into the proper syntactic class is known as:Syntax analysisLexical analysisInterpretation analysisUniform symbol generation
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UGC NET CSE | January 2017 | Part 2 | Question: 33
Consider the following statements related to compiler construction:Lexical Analysis is specified by context-free grammars and implemented by pushdown automata.Syntax Anal...
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Ullman (Compiler Design) Edition 2 Exercise 3.3 Question 1 (Page No. 125)
Consult the language reference manuals to determinethe sets of characters that form the input alphabet (excluding those that may only appear in character strings or comme...
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Ullman (Compiler Design) Edition 2 Exercise 3.1 Question 2 (Page No. 114 - 115)
Tagged languages like HTML or XML are different from conventional programming languages in that the punctuation (tags) are either very numerous (as in HTML) or a user-def...
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Ullman (Compiler Design) Edition 2 Exercise 3.1 Question 1 (Page No. 114)
Divide the following C + + program:float limitedSquare(x) float x { /* returns x-squared, but never more than 100 */ return (x<=-10.0 || x>=10.0)?100:x*x; }into appropria...
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Lexical Analysis: Self Doubt
The above diagram is Transition Diagrams for identifiers. As we can see that the identifier is said to be accepted if it starts with a letter and ends with a valid delimi...
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token generation doubt
which one of the following string can definitely said to be a token without looking at the next input:+(++,+=)return(return a)*(*=)=(==)++ , ( ) ‘ ; option e is: plusp...
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Made easy question of compiler design
Find the number of tokens in the following C code$:$main() { int x = 10 , *P ; int y = x ++ ; char * q ; P = & x ; q = 'A' ; if(*P>=10) { *P = x + 100; ...
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Error during compilation
fro(int I=0; I <5;I++);what kind of compilation error is this ?
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Self doubt
How many tokens in thisa>>=1;and a! , Will >>= and a! be treated as a single token ?
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Compiler Design
Type of ERRORIf the following code compiled, what type of error produced by compiler? void main ()\{ $\quad$ int $\mathrm{x}=10$;$x=x+2$;$y=x+10$;printf ("\%d", \%d", x...
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compiler design Lexical Errors (Applied Gate mock -3 )
Which of the following error will not come under Lexical error (Compiler Design - 1Mark)Spelling errorExceeding length of an identifier or numeric constantsAppearance of ...
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UPPCL AE 2018:35
Which phase during compilation does a compiler recognize the $\textbf{keywords}$ of a language?Code generationParsingDataflow analysisLexical analysis
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UPPCL AE 2018:27
Which of the following data structures is used by a compiler to manage information about variables and their attributes?abstract syntax treesymbol tablesemantic stackpars...
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