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Home C Programming Command Line Arguments See What Others Are Saying!
  • Question
  • What will be the output of the program if it is executed like below?
    cmd> sample
    /* sample.c */
    #include<stdio.h>
    
    int main(int argc, char **argv)
    {
        printf("%s\n", argv[argc-1]);
        return 0;
    }
    


  • Options
  • A. 0
  • B. sample
  • C. samp
  • D. No output

  • Correct Answer
  • sample 


  • More questions

    • 1. Bitwise & can be used to check if a bit in number is set or not.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. A pointer union CANNOT be created

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 3. What will be the output of the program?
      #include<stdio.h>
      #include<stdlib.h>
      
      int main()
      {
          union test
          {
              int i;
              float f;
              char c;
          };
          union test *t;
          t = (union test *)malloc(sizeof(union test));
          t->f = 10.10f;
          printf("%f", t->f);
          return 0;
      }
      

    • Options
    • A. 10
    • B. Garbage value
    • C. 10.100000
    • D. Error
    • Discuss
    • 4. What will be the output of the program?
      #include<stdio.h>
      int main()
      {
          int x=4, y, z;
          y = --x;
          z = x--;
          printf("%d, %d, %d\n", x, y, z);
          return 0;
      }
      

    • Options
    • A. 4, 3, 3
    • B. 4, 3, 2
    • C. 3, 3, 2
    • D. 2, 3, 3
    • Discuss
    • 5. Functions cannot return a floating point number

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 6. What will be the output of the program?
      #include<stdio.h>
      int main()
      {
          int a=100, b=200, c;
          c = (a == 100 || b > 200);
          printf("c=%d\n", c);
          return 0;
      }
      

    • Options
    • A. c=100
    • B. c=200
    • C. c=1
    • D. c=300
    • Discuss
    • 7. What will be the output of the program?
      #include<stdio.h>
      int main()
      {
          int x=55;
          printf("%d, %d, %d\n", x<=55, x=40, x>=10);
          return 0;
      }
      

    • Options
    • A. 1, 40, 1
    • B. 1, 55, 1
    • C. 1, 55, 0
    • D. 1, 1, 1
    • Discuss
    • 8. What will be the output of the program?
      #include<stdio.h>
      
      int main()
      {
          void fun(char*);
          char a[100];
          a[0] = 'A'; a[1] = 'B';
          a[2] = 'C'; a[3] = 'D';
          fun(&a[0]);
          return 0;
      }
      void fun(char *a)
      {
          a++;
          printf("%c", *a);
          a++;
          printf("%c", *a);
      }
      

    • Options
    • A. AB
    • B. BC
    • C. CD
    • D. No output
    • Discuss
    • 9. Which of the following statements correct about k used in the below statement?
      char ****k;

    • Options
    • A. k is a pointer to a pointer to a pointer to a char
    • B. k is a pointer to a pointer to a pointer to a pointer to a char
    • C. k is a pointer to a char pointer
    • D. k is a pointer to a pointer to a char
    • Discuss
    • 10. What will be the output of the program?
      #include<stdio.h>
      
      void fun(void *p);
      int i;
      
      int main()
      {
          void *vptr;
          vptr = &i;
          fun(vptr);
          return 0;
      }
      void fun(void *p)
      {
          int **q;
          q = (int**)&p;
          printf("%d\n", **q);
      }
      

    • Options
    • A. Error: cannot convert from void** to int**
    • B. Garbage value
    • C. 0
    • D. No output
    • Discuss


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