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CuriousTab

CuriousTab

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  • Question
  • What will be the output of the program (Turbo C in 16 bit platform DOS)?
    #include<stdio.h>
    #include<string.h>
    
    int main()
    {
        char *str1 = "India";
        char *str2 = "CURIOUSTAB";
        char *str3;
        str3 = strcat(str1, str2);
        printf("%s %s\n", str3, str1);
        return 0;
    }
    


  • Options
  • A. CuriousTab India
  • B. CuriousTab CuriousTab
  • C. India India
  • D. Error

  • Correct Answer
  • CuriousTab CuriousTab 

    Explanation
    It prints 'CuriousTab CuriousTab' in TurboC (in 16 bit platform).

    It may cause a 'segmentation fault error' in GCC (32 bit platform).


    More questions

    • 1. It is not possible to create an array of pointer to structures.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. 
      1 : typedef long a;
      extern int a c;
      2 : typedef long a;
      extern a int c;
      3 : typedef long a;
      extern a c;

    • Options
    • A. 1 correct
    • B. 2 correct
    • C. 3 correct
    • D. 1, 2, 3 are correct
    • Discuss
    • 3. Which of the declaration is correct?

    • Options
    • A. int length;
    • B. char int;
    • C. int long;
    • D. float double;
    • Discuss
    • 4. What will be the output of the program?
      #include<stdio.h>
      int main()
      {
          int i=2;
          int j = i + (1, 2, 3, 4, 5);
          printf("%d\n", j);
          return 0;
      }
      

    • Options
    • A. 4
    • B. 7
    • C. 6
    • D. 5
    • Discuss
    • 5. What will be the output of the program?
      #include<stdio.h>
      int main()
      {
          int i=-3, j=2, k=0, m;
          m = ++i && ++j && ++k;
          printf("%d, %d, %d, %d\n", i, j, k, m);
          return 0;
      }
      

    • Options
    • A. -2, 3, 1, 1
    • B. 2, 3, 1, 2
    • C. 1, 2, 3, 1
    • D. 3, 3, 1, 2
    • Discuss
    • 6. What will be the output of the program?
      #include<stdio.h>
      int i;
      int fun1(int);
      int fun2(int);
      
      int main()
      {
          extern int j;
          int i=3;
          fun1(i);
          printf("%d,", i);
          fun2(i);
          printf("%d", i);
          return 0;
      }
      int fun1(int j)
      {
          printf("%d,", ++j);
          return 0;
      }
      int fun2(int i)
      {
          printf("%d,", ++i);
          return 0;
      }
      int j=1;
      

    • Options
    • A. 3, 4, 4, 3
    • B. 4, 3, 4, 3
    • C. 3, 3, 4, 4
    • D. 3, 4, 3, 4
    • Discuss
    • 7. What will be the output of the program?
      #include<stdio.h>
      #include<string.h>
      
      int main()
      {
          int i, n;
          char *x="Alice";
          n = strlen(x);
          *x = x[n];
          for(i=0; i<=n; i++)
          {
              printf("%s ", x);
              x++;
          }
          printf("\n", x);
          return 0;
      }
      

    • Options
    • A. Alice
    • B. ecilA
    • C. Alice lice ice ce e
    • D. lice ice ce e
    • Discuss
    • 8. Which of the following sentences are correct about a for loop in a C program?

      1: for loop works faster than a while loop.
      2: All things that can be done using a for loop can also be done using a while loop.
      3: for(;;); implements an infinite loop.
      4: for loop can be used if we want statements in a loop get executed at least once.

    • Options
    • A. 1
    • B. 1, 2
    • C. 2, 3
    • D. 2, 3, 4
    • Discuss
    • 9. What will be the output of the program?
      #include<stdio.h>
      #define PRINT(int) printf("int=%d, ", int);
      
      int main()
      {
          int x=2, y=3, z=4;   
          PRINT(x);
          PRINT(y);
          PRINT(z);
          return 0;
      }
      

    • Options
    • A. int=2, int=3, int=4
    • B. int=2, int=2, int=2
    • C. int=3, int=3, int=3
    • D. int=4, int=4, int=4
    • Discuss
    • 10. What will be the output of the program?
      #include<stdio.h>
      int main()
      {
          int x, y, z;
          x=y=z=1;
          z = ++x || ++y && ++z;
          printf("x=%d, y=%d, z=%d\n", x, y, z);
          return 0;
      }
      

    • Options
    • A. x=2, y=1, z=1
    • B. x=2, y=2, z=1
    • C. x=2, y=2, z=2
    • D. x=1, y=2, z=1
    • Discuss


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