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1 votes
0 answers
1111
Coaching
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2 votes
1 answer
1112
Compiler Zeal sheet
S - >aSb | c Give viable prefix for this with details of how to find viable prefix? for string - - aacbb
S - >aSb | cGive viable prefix for this with details of how to find viable prefix? for string - - aacbb
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0 votes
0 answers
1113
SELF DOUBT
PLEASE SUGGEST ME THE PROCEDURE TO DRAW AN DAG FOR INTERMEDIATE CODE AND SOME RESOURCES TO STUDY REGISTER ALLOCATION AND SPILLING FROM
PLEASE SUGGEST ME THE PROCEDURE TO DRAW AN DAG FOR INTERMEDIATE CODE AND SOME RESOURCES TO STUDY REGISTER ALLOCATION AND SPILLING FROM
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1 votes
2 answers
1114
Number of derivation trees
`How many derivation trees are there to derive string"te" from below grammer:- G->ATE | g | $\epsilon$ A->TE | a | $\epsilon$ T-> t | $\epsilon$ E-> e | $\epsilon$
How many derivation trees are there to derive string"te" from below grammer:-G->ATE | g | $\epsilon$A->TE | a | $\epsilon$T- t | $\epsilon$E- e | $\epsilon$
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2 votes
0 answers
1115
Compiler Design:- Number of conflicts in LR(0)
Consider the following grammer:- Stmts -> Stmt | Stmts;Stmt Stmt -> Var =E Var ->id[E] | id E-> id | (E) Find the number of conflicts in LR(0)?
Consider the following grammer:-Stmts - Stmt | Stmts;StmtStmt - Var =EVar ->id[E] | idE- id | (E)Find the number of conflicts in LR(0)?
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0 votes
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1116
Compiler design: Number of rows in parsing table
Consider the following augmented grammar G which is used to build LR (0) parsing table. E' __> E E __> E+T/T T __> T*F/F F -->(E)/id How many rows are there in the parsing rable ? a)11 b)12 c)13 d)14
Consider the following augmented grammar G which is used to build LR (0) parsing table.E' __ EE __ E+T/TT __ T*F/FF >(E)/idHow many rows are there in the parsing rable ?...
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1117
Compiler:- Find error in C statement
Find the C statement which has a syntax error. fi(z); for(a, b, c); whil(a, b); fi (z); for (a, b, c); whil (a, b); None of these. This is a modification of https://gateoverflow.in/33320/identify-syntax-error
Find the C statement which has a syntax error.fi(z);for(a, b, c);whil(a, b);fi (z);for (a, b, c);whil (a, b);None of these.This is a modification of https://gateoverflow....
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1 votes
0 answers
1118
self doubt
can anyone tell me the features of LR(K) grammers ? how is it different from LL(K)
can anyone tell me the features of LR(K) grammers ? how is it different from LL(K)
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9 votes
2 answers
1119
# Error
Q) For each of the following C statements state whether they contain lexical error, syntax error, semantic error or no error(along with reason) - i) inta radius =5; ii) x=127b + z; iii) printf("%d=%d\n", x); iv) int p[10]; x=25 + p;
Q) For each of the following C statements state whether they contain lexical error, syntax error, semantic error or no error(along with reason) -i) inta radius =5;ii) x=1...
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1 votes
0 answers
1120
Compiler Design
For the block-structured C code below, indicate the values assigned to w, x, y, and z. int w, x, y, z; int i = 4; int j = 5; { int j = 7; i = 6; w = i + j; } x = i + j; { int i = 8; y = i + j; } z = i + j;
For the block-structured C code below, indicate the values assigned to w, x, y, and z.int w, x, y, z; int i = 4; int j = 5; { int j = 7; i = 6; w = i + j; } x = i + j; { ...
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1 votes
0 answers
1121
Syntax directed translation
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5 votes
1 answer
1123
Compiler design: Counting number of tokens
void main() { i/*nt*/a=10; return; } Number of tokens in above code:?
void main(){i/*nt*/a=10;return;}Number of tokens in above code:?
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5 votes
1 answer
1125
#Lexical_Analysis
Marcos & prepocessor directive (#define, #include) are handle by which phase of compiler ?? Or it is not input to compiler,it is alredy handled in preprocessor??? Please explain in detail..
Marcos & prepocessor directive (#define, #include) are handle by which phase of compiler ?? Or it is not input to compiler,it is alredy handled in preprocessor???Please e...
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2 votes
1 answer
1126
# Parsing
What are the differences between strong LL(k) parsing and LL(k) parsing?
What are the differences between strong LL(k) parsing and LL(k) parsing?
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2 votes
1 answer
1127
#Parsing
How to check in the grammar that which parsing method works more efficient for it? For eg in the following grammar - S-> Aa/b S->a Options - a) Top - Down b) Bottom - up c) Both d) None of these Answer is b.
How to check in the grammar that which parsing method works more efficient for it?For eg in the following grammar -S- Aa/bS->aOptions -a) Top - Downb) Bottom - upc) Bothd...
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2 votes
1 answer
1133
dag#intermediatecode
Minimum number of edges in the dag that represents the expression : x + x + x + x + x + x + x + x + x
Minimum number of edges in the dag that represents the expression :x + x + x + x + x + x + x + x + x
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6 votes
2 answers
1136
REGULAR GRAMMARS
if a is a terminal and S, A, B are three non-terminals, then which of the following are regular grammars? (a) S → ε, A → aS|b (b) A → aB|a, B → bA|b (c) A → Ba|Bab (d) A → abB|aB please explain how u proceed? The answer is given "b"
if a is a terminal and S, A, B are three non-terminals, then which of the following are regular grammars?(a) S → ε, A → aS|b (b) A → aB|a, B → bA|b(c) A → Ba|B...
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6 votes
1 answer
1137
Number of tokens in the C program
Given answer is 25, while my answer is 26, they have considered -10.0 as single token, which is wrong?
Given answer is 25, while my answer is 26, they have considered -10.0 as single token, which is wrong?
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6 votes
1 answer
1138
DAG COMPILER
A) 2 B)3 C) 4 D) 5
A) 2B)3C) 4D) 5
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2 votes
1 answer
1139
Compilers: Lexical Error
This screenshot is token from the book Ullman, How can following be a lexical error? because "elipseSize" should have a token recorded as an identifier.
This screenshot is token from the book Ullman,How can following be a lexical error? because "elipseSize" should have a token recorded as an identifier.
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2 votes
1 answer
1140
UGC NET CSE | June 2009 | Part 2 | Question: 34
A compiler that runs on one machine and produces code for a different machine is called : Cross compilation One pass compilation Two pass compilation None of the above
A compiler that runs on one machine and produces code for a different machine is called :Cross compilation One pass compilation Two pass compilation N...
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