Answer / susie

Answer :

a: The SEEK_SET sets the file position marker to the
starting of the file.

b: The SEEK_CUR sets the file position marker to the
current position

of the file.

Answer / karthikeyan g

a:
it is used to set the pointer from the starting position.
ex: fseek(ptr,10,SEEK_SET);
here,the pointer going to point the 10th position from starting position.

b:
it is used to set pointer position from the current position.
ex: fseek(ptr,10,SEEK_CUR);
here,the pointer going to point the 10 th position from the current position

what is variable length argument list?

2 Answers  

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main() { int i=400,j=300; printf("%d..%d"); }

3 Answers  

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#include<stdio.h> int main() { int x=2,y; y=++x*x++*++x; printf("%d",y); } Output for this program is 64. can you explain how this output is come??

1 Answers  

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How will you print % character? a. printf(“\%”) b. printf(“\\%”) c. printf(“%%”) d. printf(“\%%”)

4 Answers   HCL,

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Write a C program to print look and say sequence? For example if u get the input as 1 then the sequence is 11 21 1211 111221 312211 12112221 .......(it counts the no. of 1s,2s etc which is in successive order) and this sequence is used in run-length encoding.

1 Answers  

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main(int argc, char *argv[]) { (main && argc) ? main(argc-1, NULL) : return 0; } a. Runtime error. b. Compile error. Illegal syntax c. Gets into Infinite loop d. None of the above

4 Answers   HCL, LG,

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Write a routine to draw a circle (x ** 2 + y ** 2 = r ** 2) without making use of any floating point computations at all.

2 Answers   Mentor Graphics, Microsoft,

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main() { unsigned int i=10; while(i-->=0) printf("%u ",i); }

2 Answers   HP,

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struct point { int x; int y; }; struct point origin,*pp; main() { pp=&origin; printf("origin is(%d%d)\n",(*pp).x,(*pp).y); printf("origin is (%d%d)\n",pp->x,pp->y); }

1 Answers  

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void main() { int i=5; printf("%d",i+++++i); }

3 Answers  

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void main() { int *mptr, *cptr; mptr = (int*)malloc(sizeof(int)); printf(“%d”,*mptr); int *cptr = (int*)calloc(sizeof(int),1); printf(“%d”,*cptr); }

1 Answers  

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main() { unsigned int i=65000; while(i++!=0); printf("%d",i); }

1 Answers  

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