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Recent questions tagged macros

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what will be output and explain how
#include<stdio.h> #include<string.h> #define MAX(x, y) ((x) > (y) ? (x) : (y)) int main() { int i = 10, j = 5, k = 0; k = MAX(i++, ++j); printf("%d %d %d", i, j, k); return 0; }
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#self doubt
Assembler,Linker,Macros are there in compiler design?
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382
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Define keyword
Float pi = 3.14#define pi 3.14Why constant declaration with define is considered to be fast than above one?Thanks
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5 votes
ISRO2018-67
In multi-programmed systems, it is advantageous if some programs such as editors anf compilers can be shared by several users.Which of the following must ... program is recursive The program is reentrantI onlyII onlyIII onlyI, II and III
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Doubt
#include <stdio.h> #define A -B #define B -C #define C 5 int main(void) { printf("%d",A); return 0; }now my doubt here is, before compilaion i ... error and giving answer as 5, but macro implicitly never put precedence braces() itself...
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Use of macro instead of function is recommended.
Use of macro instead of function is recommended.(a) when one wants to reduce the execution time(b) when there is a loop with a function call inside(c) when a function is ... ) In (a) and (b) aboveCan some one explain how option 'b' is true?
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GATE CSE 1989 | Question: 4-vi
Consider the definition of macro $B,$ nested within the definition of a macro $A.$ Can a call to macro $B$ also appear within macro $A?$ If not, why not? If yes, explain if there are any restrictions.
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UGC NET CSE | August 2016 | Part 3 | Question: 45
Match each software term in List-I to its description in List-II : ... iii, c-v, d-i, e-ii}$\text{a-iv, b-iii, c-ii, d-v, e-i}$
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UGC NET CSE | December 2010 | Part 2 | Question: 32
'Macro' in an assembly level program is _______.Sub programA complete programA hardware portionRelative coding
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Output of C program
Please explain the solution.The output is 11 7 0#define MAX(x,y) (x) > (y) ? (x) : (y) main() { int i = 10, j = 5, k = 0; k == MAX(i++, ++j); printf("%d %d %d", i,j,k); }What will the values of i , j and k?
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ISRO2014-3
What is the output of the following C program? #include<stdio.h> #define SQR(x) (x*x) int main() { int a; int b=4; a=SQR(b+2); printf("%d\n",a); return 0; }14361820
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Prog\ What is the output
#include <stdio.h> #define crypt(s,t,u,m,p,e,d) m##s##u##t #define begin crypt(a,n,i,m,a,t,e) int begin() { printf("Hello\n"); return 0; }Options are :(a) Hello (b) Link error (c) Segmentation fault (d) Compiler error
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494
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MadeEasy Test Series: Programming & DS - Programming In C
Consider the following program:# define Rec(a) a + a * aint a;a = 20 + Rec(a) * Rec(a + 1);printf(“%d”, a)return 0;}The output of above program for a = 3 is ________.
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ISRO2015-76
Consider the following statements#define hypotenuse (a, b) sqrt (a*a+b*b);The macro call hypotenuse(a+2,b+3);Finds the hypotenuse of a triangle with sides $a+2$ and $b+3$ ... $(b+3)^2$Is invalidFind the square root of $3 *a+4*b+5$
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GATE CSE 1996 | Question: 2.16
Which of the following macros can put a macro assembler into an infinite loop?.MACRO M1, X .IF EQ, X ;if X=0 then M1 X + 1 .ENDC .IF NE, X ;if X ≠ O then .WORD ... X .WORD X + 1 .ENDC .ENDM(ii) only(i) onlyboth (i) and (ii)None of the above
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3 answers
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GATE CSE 1995 | Question: 1.11
What are $x$ and $y$ in the following macro definition?macro Add x, y Load y Mul x Store y end macroVariablesIdentifiersActual parametersFormal parameters
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GATE CSE 1997 | Question: 1.9
The conditional expansion facility of macro processor is provided totest a condition during the execution of the expanded programto expand certain model statements ... upon the value of a condition during the process of macro expansion
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GATE CSE 1992 | Question: 01,vii
Macro expansion is done in pass one instead of pass two in a two pass macro assembler because _________
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