SAPLAB Placement Paper -: Data Structures and Algorithms Questions With Answers

SAPLAB Previous Years Solved Sample Placement Papers

1. Consider the function:
   Find(int x, int y)
   {
   return ((x }
   The call find(a, b) can be used to find:
   

   A. Maximum of a, b

   B. Positive difference of a, b Answer: Option B

   C. Sum of a, b

   D. Minimum of a, b

2. If abc is the input, the following program fragment:
   char x, y, z;
   printf("%d",scanf("%c%c%c", &x, &y, &z));
   Results in:
   

   A. A syntax error

   B. A fatal error

   C. Segmentation violation

   D. Printing of 3 Answer: Option D

3. Consider the statements:
   putchar(getchar());
   putchar(getchar());
   If "ab" is the input, the output will be:
   

   A. An error message

   B. This can’t be input

   C. ab

   D. a b Answer: Option D

4. The operators , || < = arranged in ascending order of precedence:
   

   A. , || < =

   B. = < || ,

   C. = || < ,

   D. < || = , Answer: Option D

5. The following program fragment:
   unsigned i = -1;
   int j = -4;
   printf("%u", i + j);
   Prints:
   

   A. Garbage

   B. -3

   C. An integer that changes from machine to machine

   D. None of the above Answer: Option C

6. The following program fragment:
   for(i = 3; i < 15; i += 3);
   printf("%d", i);
   Results in:
   

   A. A syntax error

   B. An execution error

   C. Printing of 12

   D. Printing of 15 Answer: Option D

7. Pick the wrong statement from the following program:
   int main(void) {
   int i = 100;
   int *pi = &i;
   int **dpi = π;
   }
   

   A. dpi to store a pointer with the address for pi is a double pointer

   B. (*pi == i) is true

   C. (*pi == **dpi) is true

   D. (*dpi == 100) is true Answer: Option D

8. Below, please find the results for the program:
   int counter = 0, i;
   for(i = 0;; i++) {
   if(i < 100) continue;
   counter++;
   if(counter == 100) break;
   }
   printf("%d%d", i, counter);
   

   A. 199 100

   B. 200 100 Answer: Option B

   C. 199 99

   D. 200 0